CALCULUS+ITS...,EXP.(LL)-W/CODE NVCC
19th Edition
ISBN: 9780136572671
Author: BITTINGER
Publisher: PEARSON C
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 1.3, Problem 10E
To determine
To find: The average rate of change when person S’s electric bill for April was $93.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
I need help with the last question!
24. A chocolate bar has been priced at $1.25 for a 52 gram bar. Due to vending machine restrictions, the manufacturer needs
to keep the price the same. To adjust for rising costs, it lowers the weight of the bar to 48 grams.
a. By what percentage has the price per gram changed?
b. If this plan is implemented over two periods, what rate of change occurs in each period?
Calculate the markup and the markup percent on a Cornish pasty if the food
cost is $7.21 and the food cost percent is 30%. Round your answers to 2
decimal places.
Markup ($) =
Markup (%) =
Chapter 1 Solutions
CALCULUS+ITS...,EXP.(LL)-W/CODE NVCC
Ch. 1.1 - Complete each of the following statements.
1. As x...Ch. 1.1 - Complete each of the following statements. As x...Ch. 1.1 - Complete each of the following statements.
7. The...Ch. 1.1 - Complete each of the following statements. The...Ch. 1.1 - Complete each of the following statements. The...Ch. 1.1 - Complete each of the following statements. The...Ch. 1.1 - Complete each of the following statements.
4. The...Ch. 1.1 - Complete each of the following statements. The...Ch. 1.1 - Complete each of the following statements.
6. The...Ch. 1.1 - For Exercises 11 and 12, consider the function f...
Ch. 1.1 - For Exercises 11 and 12, consider the function f...Ch. 1.1 - For Exercises 13 and 14, consider the function g...Ch. 1.1 - For Exercises 13 and 14, consider the function g...Ch. 1.1 - For Exercises 15–22, use the following graph of F...Ch. 1.1 - For Exercises 25-32, use the following graph of F...Ch. 1.1 - For Exercises 15–22, use the following graph of F...Ch. 1.1 - For Exercises 15–22, use the following graph of F...Ch. 1.1 - For Exercises 15–22, use the following graph of F...Ch. 1.1 - For Exercises 1522, use the following graph of F...Ch. 1.1 - For Exercises 25-32, use the following graph of F...Ch. 1.1 - For Exercises 1522, use the following graph of F...Ch. 1.1 - For Exercises 23-30, use the following graph of G...Ch. 1.1 - For Exercises 23-30, use the following graph of G...Ch. 1.1 - For Exercises 23-30, use the following graph of G...Ch. 1.1 - For Exercises 23-30, use the following graph of G...Ch. 1.1 - For Exercises 23-30, use the following graph of G...Ch. 1.1 - For Exercises 23-30, use the following graph of G...Ch. 1.1 - For Exercises 23-30, use the following graph of G...Ch. 1.1 - For Exercises 23-30, use the following graph of G...Ch. 1.1 - For Exercises 3140, use the following graph of H...Ch. 1.1 - For Exercises 31–40, use the following graph of H...Ch. 1.1 - For Exercises 3140, use the following graph of H...Ch. 1.1 - For Exercises 3140, use the following graph of H...Ch. 1.1 - For Exercises 31–40, use the following graph of H...Ch. 1.1 - For Exercises 3140, use the following graph of H...Ch. 1.1 - For Exercises 31–40, use the following graph of H...Ch. 1.1 - For Exercises 3140, use the following graph of H...Ch. 1.1 - For Exercises 3140, use the following graph of H...Ch. 1.1 - For Exercises 31–40, use the following graph of H...Ch. 1.1 - For Exercises 41-50, use the following graph of f...Ch. 1.1 - For Exercises 41-50, use the following graph of f...Ch. 1.1 - For Exercises 41-50, use the following graph of f...Ch. 1.1 - For Exercises 41-50, use the following graph of f...Ch. 1.1 - For Exercises 41-50, use the following graph of f...Ch. 1.1 - For Exercises 41-50, use the following graph of f...Ch. 1.1 - For Exercises 41-50, use the following graph of f...Ch. 1.1 - For Exercises 41-50, use the following graph of f...Ch. 1.1 - For Exercises 41-50, use the following graph of f...Ch. 1.1 - For Exercises 41-50, use the following graph of f...Ch. 1.1 - For Exercises 51-68, graph each function and then...Ch. 1.1 - For Exercises 51-68, graph each function and then...Ch. 1.1 - For Exercises 51-68, graph each function and then...Ch. 1.1 - For Exercises 51-68, graph each function and then...Ch. 1.1 - For Exercises 61-78, graph each function and then...Ch. 1.1 - Prob. 66ECh. 1.1 - For Exercises 61-78, graph each function and then...Ch. 1.1 - Prob. 68ECh. 1.1 - For Exercises 61-78, graph each function and then...Ch. 1.1 - Prob. 70ECh. 1.1 - For Exercises 51-68, graph each function and then...Ch. 1.1 - For Exercises 51-68, graph each function and then...Ch. 1.1 - For Exercises 51-68, graph each function and then...Ch. 1.1 - For Exercises 51-68, graph each function and then...Ch. 1.1 - For Exercises 51-68, graph each function and then...Ch. 1.1 - For Exercises 51-68, graph each function and then...Ch. 1.1 - For Exercises 51-68, graph each function and then...Ch. 1.1 - For Exercises 51-68, graph each function and then...Ch. 1.1 - Business and Economics
Taxicab fares. In New York...Ch. 1.1 - Taxicab fares. In New York City, taxicabs change...Ch. 1.1 - Taxicab fares. In New York City, taxicabs change...Ch. 1.1 - Prob. 82ECh. 1.1 - Prob. 83ECh. 1.1 - Prob. 84ECh. 1.1 - Prob. 85ECh. 1.1 - Prob. 86ECh. 1.1 - Tax rate schedule. The federal tax rate for single...Ch. 1.1 - Prob. 88ECh. 1.1 - Prob. 89ECh. 1.1 - Prob. 90ECh. 1.1 - Prob. 91ECh. 1.1 - Prob. 92ECh. 1.1 - In Exercises 83-58, fill in each blank so that...Ch. 1.1 - In Exercises 83-58, fill in each blank so that...Ch. 1.1 - In Exercises 83-58, fill in each blank so that...Ch. 1.1 - Prob. 96ECh. 1.1 - Graph the function f given by...Ch. 1.1 - In Exercises 87-89, use GRAFH and TRACE to find...Ch. 1.1 - In Exercises 87-89, use GRAFH and TRACE to find...Ch. 1.1 - In Exercises 87-89, use GRAFH and TRACE to find...Ch. 1.2 - Prob. 1ECh. 1.2 - Classify each statement as either true or...Ch. 1.2 - Classify each statement as either true or false....Ch. 1.2 - Classify each statement as either true or...Ch. 1.2 - Classify each statement as either true or false....Ch. 1.2 - Classify each statement as either true or false....Ch. 1.2 - Classify each statement as either true or...Ch. 1.2 - Classify each statement as either true or false....Ch. 1.2 - Use the theorem on limits of rational functions to...Ch. 1.2 - Use the theorem on limits of rational functions to...Ch. 1.2 - Use the theorem on limits of rational functions to...Ch. 1.2 - Use the theorem on limits of rational functions to...Ch. 1.2 - Use the theorem on limits of rational functions to...Ch. 1.2 - Use the theorem on limits of rational functions to...Ch. 1.2 - Use the theorem on limits of rational functions to...Ch. 1.2 - Use the theorem on limits of rational functions to...Ch. 1.2 - Use the theorem on limits of rational functions to...Ch. 1.2 - Use the theorem on limits of rational functions to...Ch. 1.2 - For Exercises 19-30, the initial substitution of ...Ch. 1.2 - For Exercises 19-30, the initial substitution of...Ch. 1.2 - For Exercises 19-30, the initial substitution of ...Ch. 1.2 - For Exercises 19-30, the initial substitution of ...Ch. 1.2 - For Exercises 19-30, the initial substitution of ...Ch. 1.2 - For Exercises 19-30, the initial substitution of...Ch. 1.2 - For Exercises 19-30, the initial substitution of...Ch. 1.2 - For Exercises 19-30, the initial substitution of ...Ch. 1.2 - For Exercises 19-30, the initial substitution of ...Ch. 1.2 - For Exercises 19-30, the initial substitution of...Ch. 1.2 - For Exercises 19-30, the initial substitution of ...Ch. 1.2 - For Exercises 19-30, the initial substitution of...Ch. 1.2 - Prob. 31ECh. 1.2 - Use the Limit Properties to find the following...Ch. 1.2 - Prob. 33ECh. 1.2 - Use the Limit Properties to find the following...Ch. 1.2 - Prob. 35ECh. 1.2 - Use the Limit Properties to find the following...Ch. 1.2 - Prob. 37ECh. 1.2 - Use the Limit Properties to find the following...Ch. 1.2 - Prob. 39ECh. 1.2 - Use the Limit Properties to find the following...Ch. 1.2 - Use the Limit Properties to find the following...Ch. 1.2 - Use the Limit Properties to find the following...Ch. 1.2 - Use the Limit Properties to find the following...Ch. 1.2 - Use the Limit Properties to find the following...Ch. 1.2 - Use the Limit Properties to find the following...Ch. 1.2 - Use the Limit Properties to find the following...Ch. 1.2 - Determine whether each of the function show in...Ch. 1.2 - Determine whether each of the function show in...Ch. 1.2 - Determine whether each of the function show in...Ch. 1.2 - Determine whether each of the function show in...Ch. 1.2 - Determine whether each of the function show in...Ch. 1.2 - Use the graphs and functions in Exercises 37-41 to...Ch. 1.2 - Use the graphs and functions in Exercises 37-41 to...Ch. 1.2 - Use the graphs and functions in Exercises 37-41 to...Ch. 1.2 - Use the graphs and functions in Exercises 37-41 to...Ch. 1.2 - Use the graphs and functions in Exercises 37-41 to...Ch. 1.2 - Answer Exercises 47-48 using the graph...Ch. 1.2 - Answer Exercises 47-48 using the graph...Ch. 1.2 - 49. Is the function given by continuous at ? Why...Ch. 1.2 - Is the function given by f(x)=3x2 continuous at...Ch. 1.2 - Is the function given by G(x)=1x continuous at...Ch. 1.2 - Is the function given by F(x)=x continuous at x=1?...Ch. 1.2 - Is the function given by...Ch. 1.2 - Is the function given by...Ch. 1.2 - Prob. 65ECh. 1.2 - 56. Is the function given by
Continuous at? Why...Ch. 1.2 - Is the function given by...Ch. 1.2 - Prob. 68ECh. 1.2 - 59. Is the function given by
Continuous at? Why...Ch. 1.2 - Is the function given by...Ch. 1.2 - Is the function given by...Ch. 1.2 - 62. Is the following given by
Continuous at? Why...Ch. 1.2 - Is the function given by g(x)=1x27x+10 continuous...Ch. 1.2 - 64. Is the function given by continuous at? Why...Ch. 1.2 - Is the function given by G(x)=1x26x+8 continuous...Ch. 1.2 - 66. Is the function given by continuous at? Why...Ch. 1.2 - 67. Is the function given by continuous over the...Ch. 1.2 - 68. Is the function given by continuous over the...Ch. 1.2 - Prob. 79ECh. 1.2 - Prob. 80ECh. 1.2 - Prob. 81ECh. 1.2 - Prob. 82ECh. 1.2 - Business and Economics
73. The candy factory sells...Ch. 1.2 - Business and Economics The candy Shoppe charge...Ch. 1.2 - A lab technician controls the temperature T inside...Ch. 1.2 - Prob. 86ECh. 1.2 - Prob. 87ECh. 1.2 - Prob. 88ECh. 1.2 - Prob. 89ECh. 1.2 - Prob. 90ECh. 1.2 - Prob. 91ECh. 1.2 - Prob. 92ECh. 1.2 - Prob. 93ECh. 1.2 - Prob. 94ECh. 1.2 - Prob. 95ECh. 1.2 - In Exercises 7986, find each limit. Use TABLE and...Ch. 1.2 - In Exercises 7986, find each limit. Use TABLE and...Ch. 1.2 - In Exercises 7986, find each limit. Use TABLE and...Ch. 1.2 - In Exercises 79–86, find each limit. Use TABLE and...Ch. 1.2 - In Exercises 7986, find each limit. Use TABLE and...Ch. 1.2 - In Exercises 79–86, find each limit. Use TABLE and...Ch. 1.2 - In Exercises 7986, find each limit. Use TABLE and...Ch. 1.2 - In Exercises 79–86, find each limit. Use TABLE and...Ch. 1.3 - In Exercises 1-10, state the average rate of...Ch. 1.3 - In Exercises 1-10, state the average rate of...Ch. 1.3 - In Exercises 110, state the average rate of change...Ch. 1.3 - Prob. 4ECh. 1.3 - Prob. 5ECh. 1.3 - Prob. 6ECh. 1.3 - Prob. 7ECh. 1.3 - Prob. 8ECh. 1.3 - In Exercises 1-10, state the average rate of...Ch. 1.3 - Prob. 10ECh. 1.3 - In Exercises 11-20, find the average rate of...Ch. 1.3 - In Exercises 11-20, find the average rate of...Ch. 1.3 - Prob. 13ECh. 1.3 - In Exercises 11-20, find the average rate of...Ch. 1.3 - In Exercises 11-20, find the average rate of...Ch. 1.3 - In Exercises 11-20, find the average rate of...Ch. 1.3 - Prob. 17ECh. 1.3 - In Exercises 11-20, find the average rate of...Ch. 1.3 - In Exercises 11-20, find the average rate of...Ch. 1.3 - In Exercises 11-20, find the average rate of...Ch. 1.3 - Prob. 21ECh. 1.3 - For each function in Exercises 21-36, (a) find the...Ch. 1.3 - Prob. 23ECh. 1.3 - For each function in Exercises 21-36, (a) find the...Ch. 1.3 - Prob. 25ECh. 1.3 - For each function in Exercises 21-36, (a) find the...Ch. 1.3 - For each function in Exercises 21-36, (a) find the...Ch. 1.3 - For each function in Exercises 21-36, (a) find the...Ch. 1.3 - Prob. 29ECh. 1.3 - For each function in Exercises 21-36, (a) find the...Ch. 1.3 - Prob. 31ECh. 1.3 - For each function in Exercises 21-36, (a) find the...Ch. 1.3 - Prob. 33ECh. 1.3 - For each function in Exercises 21-36, (a) find the...Ch. 1.3 - Prob. 35ECh. 1.3 - For each function in Exercises 21-36, (a) find the...Ch. 1.3 - For Exercises 37-44, use each graph to estimate...Ch. 1.3 - For Exercises 37-44, use each graph to estimate...Ch. 1.3 - Prob. 39ECh. 1.3 - For Exercises 37-44, use each graph to estimate...Ch. 1.3 - For Exercises 37-44, use each graph to estimate...Ch. 1.3 - For Exercises 37-44, use each graph to estimate...Ch. 1.3 - Prob. 43ECh. 1.3 - For Exercises 37-44, use each graph to estimate...Ch. 1.3 - Prob. 45ECh. 1.3 - Use the following graph to find the average rate...Ch. 1.3 - 27. Utility. Utility is a type of function that...Ch. 1.3 - 28. Advertising results. The following graph shows...Ch. 1.3 - Total cost. Suppose Fast Trends determines that...Ch. 1.3 - Total revenue. Suppose Fast Trends determines that...Ch. 1.3 - Home range. It has been show that the home range,...Ch. 1.3 - Gas mileage. At the beginning of a trip, the...Ch. 1.3 - Average velocity. In second, an object dropped...Ch. 1.3 - Prob. 60ECh. 1.3 - 43. Population growth. The two curves below...Ch. 1.3 - Find the simplified difference quotient for each...Ch. 1.3 - Find the simplified difference quotient for each...Ch. 1.3 - Find the simplified difference quotient for each...Ch. 1.3 - Find the simplified difference quotient for each...Ch. 1.3 - Find the simplified difference quotient for each...Ch. 1.3 - Find the simplified difference quotient for each...Ch. 1.3 - Find the simplified difference quotient for each...Ch. 1.3 - Find the simplified difference quotient for each...Ch. 1.3 - For Exercises 55 and 56, find the simplified...Ch. 1.3 - For Exercises 55 and 56, find the simplified...Ch. 1.4 - In Exercises 1-16;
a. a) Graph the...Ch. 1.4 - In Exercises 1-16;
a. a) Graph the...Ch. 1.4 - a.Graph the function. b.Draw tangent lines to the...Ch. 1.4 - In Exercises 1-16;
a. a) Graph the...Ch. 1.4 - In Exercises 1-16;
a. a) Graph the...Ch. 1.4 - In Exercises 1-16;
a. a) Graph the...Ch. 1.4 - a.Graph the function. b.Draw tangent lines to the...Ch. 1.4 - In Exercises 1-16;
a. a) Graph the...Ch. 1.4 - In Exercises 1-16;
a. a) Graph the...Ch. 1.4 - a.Graph the function. b.Draw tangent lines to the...Ch. 1.4 - a. a) Graph the function. b. b) Draw tangent lines...Ch. 1.4 - a. a) Graph the function. b. b) Draw tangent lines...Ch. 1.4 - a. a) Graph the function. b. b) Draw tangent lines...Ch. 1.4 - a. a) Graph the function. b. b) Draw tangent lines...Ch. 1.4 - a.Graph the function. b.Draw tangent lines to the...Ch. 1.4 - a. a) Graph the function. b. b) Draw tangent lines...Ch. 1.4 - 17. Find an equation of the tangent line to the...Ch. 1.4 - 18. Find an equation of the tangent line to the...Ch. 1.4 - 19. Find an equation of the tangent line to the...Ch. 1.4 - 20. Find an equation of the tangent line to the...Ch. 1.4 - 21. Find an equation of the tangent line to the...Ch. 1.4 - 22. Find an equation of the tangent line to the...Ch. 1.4 - Find f(x) for f(x)=mx+b.Ch. 1.4 - Find f(x) for f(x)=ax2+bx.Ch. 1.4 - 29. Draw a graph that is continuous, but not...Ch. 1.4 - Draw a graph that is continuous, with no corners,...Ch. 1.4 - 31. Draw a graph that has a horizontal tangent...Ch. 1.4 - Draw a graph that is differentiable and has...Ch. 1.4 - Draw a graph that has horizontal tangent lines at...Ch. 1.4 - Draw a graph that is continuous for all x, with no...Ch. 1.4 - Prob. 38ECh. 1.4 - In Exercises 39-42, classify each statement as...Ch. 1.4 - Prob. 40ECh. 1.4 - Prob. 42ECh. 1.4 - Prob. 43ECh. 1.4 - For Exercises 45-51, find f(x) for the given...Ch. 1.4 - Prob. 46ECh. 1.4 - Prob. 47ECh. 1.4 - Prob. 48ECh. 1.4 - For Exercises 45-51, find f(x) for the given...Ch. 1.4 - Prob. 50ECh. 1.4 - Prob. 51ECh. 1.4 - Prob. 52ECh. 1.4 - Prob. 53ECh. 1.4 - Prob. 54ECh. 1.4 - Prob. 55ECh. 1.4 - 54. Let. A student graphs this function, and the...Ch. 1.4 - Let F be a function given by...Ch. 1.4 - Let G be a function given by...Ch. 1.4 - Let H be a function given by...Ch. 1.4 - Prob. 64ECh. 1.5 - For the function given by u=f(v), write four...Ch. 1.5 - Prob. 2ECh. 1.5 - Prob. 3ECh. 1.5 - Prob. 4ECh. 1.5 - For the function given by h=m(k), write four...Ch. 1.5 - Prob. 6ECh. 1.5 - Find dydx. y=x7Ch. 1.5 - Find dydx. y=x8Ch. 1.5 - Find.
4.
Ch. 1.5 - Find.
3.
Ch. 1.5 - Find.
6.
Ch. 1.5 - Find.
5.
Ch. 1.5 - Find.
8.
Ch. 1.5 - Find.
7.
Ch. 1.5 - Find dydx. y=x6Ch. 1.5 - Find.
9.
Ch. 1.5 - Find.
12.
Ch. 1.5 - Find dydx. y=3x5Ch. 1.5 - Find dydx. y=x3+3x2Ch. 1.5 - Find.
13.
Ch. 1.5 - Find.
16.
Ch. 1.5 - Find.
15.
Ch. 1.5 - Find.
18.
Ch. 1.5 - Prob. 24ECh. 1.5 - Find.
20.
Ch. 1.5 - Find.
19.
Ch. 1.5 - Find.
22.
Ch. 1.5 - Find.
21.
Ch. 1.5 - Find each derivative.
25.
Ch. 1.5 - Find each derivative. ddx(x3+4x)Ch. 1.5 - Find each derivative.
27.
Ch. 1.5 - Find each derivative. ddx(x34)Ch. 1.5 - Prob. 33ECh. 1.5 - Prob. 34ECh. 1.5 - Find each derivative. 35. f(x)=25x6Ch. 1.5 - Prob. 36ECh. 1.5 - Find each derivative. 37. f(x)=4xx3/5Ch. 1.5 - Prob. 38ECh. 1.5 - Find g(x). 39. g(x)=7x14Ch. 1.5 - Prob. 40ECh. 1.5 - Find g(x). 41. g(x)=x3/23Ch. 1.5 - Prob. 42ECh. 1.5 - Find f(x). f(x)=0.01x2+0.4x+500.02x+0.4Ch. 1.5 - Find f(x). f(x)=0.01x20.5x+700.02x0.5Ch. 1.5 - Find y y=x3/43x2/3+x5/4+2x434x7/42x1/3+54x1/48x5Ch. 1.5 - Find
46.
Ch. 1.5 - Find y y=x7+7xCh. 1.5 - Find
48.
Ch. 1.5 - Find y If f(x)=x,findf(4).Ch. 1.5 - Find
50. If.
Ch. 1.5 - If y=x+2x3, find dydx at x=1.Ch. 1.5 - If y=4x2, find dydx at x=2.Ch. 1.5 - If y=x3+x, find dydx at x=64.Ch. 1.5 - Prob. 54ECh. 1.5 - If y=25x3, find dydx at x=4.Ch. 1.5 - Prob. 56ECh. 1.5 - 57. Find an equation of the tangent line to the...Ch. 1.5 - Find an equation (in y=mx+b form) of the tangent...Ch. 1.5 - 59. Find an equation of the tangent line to the...Ch. 1.5 - Find an equation of the tangent line to the graph...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each function, find the point on the graph at...Ch. 1.5 - For each the function, find the point on the graph...Ch. 1.5 - For each the function, find the point on the graph...Ch. 1.5 - For each the function, find the point on the graph...Ch. 1.5 - For each the function, find the point on the graph...Ch. 1.5 - For each the function, find the point on the graph...Ch. 1.5 - For each the function, find the point on the graph...Ch. 1.5 - Prob. 85ECh. 1.5 - Prob. 86ECh. 1.5 - Growth of a child. The median weight of a boy...Ch. 1.5 - Prob. 88ECh. 1.5 - Prob. 90ECh. 1.5 - Population growth rate. In t year, the population...Ch. 1.5 - Prob. 93ECh. 1.5 - Prob. 94ECh. 1.5 - For Exercises 95 and 96, find the interval(s) for...Ch. 1.5 - For Exercises 95 and 96, find the interval(s) for...Ch. 1.5 - Find the points on the graph of y=x443x24 at which...Ch. 1.5 - Find the point on the graph of y=2x6x42 at which...Ch. 1.5 - 101. Use the derivative to help explain why ...Ch. 1.5 - Use the derivative to help explain why f(x)=x3+ax...Ch. 1.5 - Find Each function can be different using the...Ch. 1.5 - Prob. 105ECh. 1.5 - Find dy/dx Each function can be different using...Ch. 1.5 - Find dy/dx Each function can be different using...Ch. 1.5 - Find Each function can be different using the...Ch. 1.5 - Find Each function can be different using the...Ch. 1.5 - Find Each function can be different using the...Ch. 1.5 - Find dy/dx Each function can be different using...Ch. 1.5 - Prob. 113ECh. 1.5 - Prob. 114ECh. 1.5 - Prob. 115ECh. 1.5 - Prob. 116ECh. 1.5 - Prob. 117ECh. 1.5 - Prob. 118ECh. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate two ways; first, by using the...Ch. 1.6 - Differentiate each function.
22.
Ch. 1.6 - Differentiate each function....Ch. 1.6 - Differentiate each function. y=5x212x3+3Ch. 1.6 - Differentiate each function.
24.
Ch. 1.6 - Differentiate each function. G(x)=(8x+x)(5x2+3)Ch. 1.6 - Differentiate each function.
25.
Ch. 1.6 - Differentiate each function.
27.
Ch. 1.6 - Differentiate each function. f(t)=t5+2t2t4Ch. 1.6 - Differentiate each function.
30.
[Hint: ]
Ch. 1.6 - Differentiate each function. G(x)=(5x4)2Ch. 1.6 - Differentiate each function. y=(x34x)2Ch. 1.6 - Differentiate each function. y=(3x24x+5)2Ch. 1.6 - Differentiate each function.
34.
Ch. 1.6 - Differentiate each function....Ch. 1.6 - Differentiate each function. F(t)=(t+2t)(t23)Ch. 1.6 - Differentiate each function. G(x)=(3t5t2)(t5t)Ch. 1.6 - Differentiate each function. y=x2+1x315x2Ch. 1.6 - Differentiate each function. y=x31x2+1+4x3Ch. 1.6 - Differentiate each function.
39.
Ch. 1.6 - Differentiate each function. y=x+4x35Ch. 1.6 - Differentiate each function. f(x)=xx1+1Ch. 1.6 - Differentiate each function. f(x)=x1x+x1Ch. 1.6 - Differentiate each function. F(t)=1t4Ch. 1.6 - Differentiate each function.
44.
Ch. 1.6 - Differentiate each function.
46.
Ch. 1.6 - Differentiate each function. f(x)=3x25xx21Ch. 1.6 - Differentiate each function. g(x)=t2+3t+5t2+2t+4Ch. 1.6 - Differentiate each function.
48.
Ch. 1.6 - Find an equation of the tangent line to the graph...Ch. 1.6 - 49. Find an equation of the tangent line to the...Ch. 1.6 - Find an equation of the tangent line to the graph...Ch. 1.6 - 51. Find an equation of the tangent line to the...Ch. 1.6 - Average cost. Prestons Leatherworks finds that...Ch. 1.6 - 54. Average cost. Tongue-Tied Sauces, Inc, finds...Ch. 1.6 - Average revenue. Prestons Leatherworks find that...Ch. 1.6 - 56. Average revenue. Tongue-Tied Sauces, Inc,...Ch. 1.6 - Average profit. Use the information in Exercises...Ch. 1.6 - Average profit. Use the information in exercises...Ch. 1.6 - 59. Average profit. Sparkle pottery has determined...Ch. 1.6 - 60. Average profit. Cruzin’ Boards has found that...Ch. 1.6 - Prob. 61ECh. 1.6 - Temperature during an illness. Ginas temperature T...Ch. 1.6 - Prob. 63ECh. 1.6 - Prob. 64ECh. 1.6 - Differentiate each function.
64. (Hint: Simplify...Ch. 1.6 - Differentiate each function.
65.
Ch. 1.6 - Differentiate each function.
66.
Ch. 1.6 - Differentiate each function. g(x)=(x38)x2+1x21Ch. 1.6 - Let f(x)=xx+1 and g(x)=1x+1. a. Compute f(x). b....Ch. 1.6 - 71. Let and .
a. Compute .
b. Compute .
c. c)...Ch. 1.6 - Write a rule for finding the derivative of...Ch. 1.6 - Is the derivative of the reciprocal of f(x) the...Ch. 1.6 - Sensitivity. The reaction R of the body to a dose...Ch. 1.6 - 75. A proof of the Product Rule appears below....Ch. 1.6 - 76. Business. Refer to Exercises 54, 56, and 58....Ch. 1.6 - Prob. 76ECh. 1.6 - For the function in each of Exercises 78-83, graph...Ch. 1.6 - For the function in each of Exercises 78-83, graph...Ch. 1.6 - For the function in each of Exercises 78-83, graph...Ch. 1.6 - For the function in each of Exercises 78-83, graph...Ch. 1.6 - Prob. 81ECh. 1.7 - Differentiate each function using the Chain Rule....Ch. 1.7 - Prob. 2ECh. 1.7 - Prob. 3ECh. 1.7 - Prob. 4ECh. 1.7 - Differentiate each function using the Chain Rule....Ch. 1.7 - Prob. 6ECh. 1.7 - Prob. 7ECh. 1.7 - Prob. 8ECh. 1.7 - Differentiate each function using the Chain Rule....Ch. 1.7 - Prob. 10ECh. 1.7 - Differentiate each function using the Chain Rule....Ch. 1.7 - Prob. 12ECh. 1.7 - Prob. 13ECh. 1.7 - Differentiate each function using the Chain Rule....Ch. 1.7 - Differentiate each function using the Chain Rule....Ch. 1.7 - Prob. 16ECh. 1.7 - Prob. 17ECh. 1.7 - Prob. 18ECh. 1.7 - Prob. 19ECh. 1.7 - Differentiate each function using the Chain Rule....Ch. 1.7 - Differentiate each function using the Chain Rule....Ch. 1.7 - Prob. 22ECh. 1.7 - Prob. 23ECh. 1.7 - Differentiate each function using the Chain Rule....Ch. 1.7 - Differentiate each function using the Chain Rule....Ch. 1.7 - Prob. 26ECh. 1.7 - Prob. 27ECh. 1.7 - Prob. 28ECh. 1.7 - Prob. 29ECh. 1.7 - Prob. 30ECh. 1.7 - Differentiate each function using the Chain Rule....Ch. 1.7 - Prob. 32ECh. 1.7 - Find .
45.
Ch. 1.7 - Prob. 34ECh. 1.7 - Find .
47.
Ch. 1.7 - Find .
48.
Ch. 1.7 - Find dydx for each pair of functions....Ch. 1.7 - Find for each pair of functions.
52.
Ch. 1.7 - Find dydx for each pair of functions. Find...Ch. 1.7 - Prob. 40ECh. 1.7 - 57. Find an equation for the tangent line to the...Ch. 1.7 - Find an equation for the tangent line to the graph...Ch. 1.7 - 59. Find an equation for the tangent line to the...Ch. 1.7 - 60. Find an equation for the tangent line to the...Ch. 1.7 - Consider g(x)=(6x+12x5)2. a. Find g(x) using the...Ch. 1.7 - 62. Consider
.
a. Find using the Quotient and...Ch. 1.7 - 63. Let .
Find .
Ch. 1.7 - Let f(u)=u+1u1andg(x)=u=x. Find (fg)(4).Ch. 1.7 - Let f(u)=u3andg(x)=u=1+3x2. Find (fg)(2).Ch. 1.7 - 66. Let .
Find .
Ch. 1.7 - Let h(x)=3x2+2x5. Find functions f and g such that...Ch. 1.7 - Prob. 52ECh. 1.7 - Prob. 53ECh. 1.7 - Prob. 54ECh. 1.7 - Prob. 55ECh. 1.7 - Prob. 56ECh. 1.7 - Prob. 57ECh. 1.7 - Prob. 58ECh. 1.7 - Total revenue. A total-revenue function is given...Ch. 1.7 - Total cost. A total-cost function is given by...Ch. 1.7 - Total profit. Use the total-cost and total-revenue...Ch. 1.7 - Total cost. Solid Seats, Inc., determines that its...Ch. 1.7 - Compound interest. If 1000 is invested at interest...Ch. 1.7 - Prob. 64ECh. 1.7 - 79. Business profit. French’s Electronics is...Ch. 1.7 - Consumer demand. Suppose the demand function for a...Ch. 1.7 - Chemotherapy. The dosage for Carboplatin...Ch. 1.7 - Prob. 68ECh. 1.7 - Prob. 69ECh. 1.7 - Prob. 70ECh. 1.7 - Prob. 71ECh. 1.7 - Prob. 72ECh. 1.7 - Prob. 73ECh. 1.7 - Prob. 74ECh. 1.7 - Differentiate.
87.
Ch. 1.7 - Prob. 76ECh. 1.7 - Differentiate. y=1x21xCh. 1.7 - Differentiate. y=(x2x1x2+1)3Ch. 1.7 - Differentiate.
92.
Ch. 1.7 - Prob. 80ECh. 1.7 - Prob. 81ECh. 1.7 - Prob. 82ECh. 1.7 - Prob. 83ECh. 1.7 - For the function in each of Exercises 97 and 98,...Ch. 1.7 - For the function in each of Exercises 97 and 98,...Ch. 1.8 - Find d2y/dx2. y=x5+9Ch. 1.8 - Find .
1.
Ch. 1.8 - Find .
4.
Ch. 1.8 - Find .
3.
Ch. 1.8 - Find d2y/dx2. y=4x2+3x1Ch. 1.8 - Find .
5.
Ch. 1.8 - Find d2y/dx2. y=6x3Ch. 1.8 - Find d2y/dx2. y=7x+2Ch. 1.8 - Find .
10.
Ch. 1.8 - Find .
9.
Ch. 1.8 - Find d2y/dx2. y=x4Ch. 1.8 - Find .
11.
Ch. 1.8 - Find f(x). f(x)=x4+3xCh. 1.8 - Find f(x). f(x)=x35xCh. 1.8 - Find .
16.
Ch. 1.8 - Find .
15.
Ch. 1.8 - Find f(x). f(x)=4x3Ch. 1.8 - Find .
17.
Ch. 1.8 - Find f(x). f(x)=(x3+2x)6Ch. 1.8 - Find .
19.
Ch. 1.8 - Find .
23.
Ch. 1.8 - Find f(x). f(x)=(x21)23Ch. 1.8 - Find y. y=x3/25xCh. 1.8 - Find y. y=x2/3+4xCh. 1.8 - Find y. y=(x3x)3/4Ch. 1.8 - Find y. y=(x4+x)2/3Ch. 1.8 - Find y. y=3x+12x3Ch. 1.8 - Find y. y=2x+35x1Ch. 1.8 - For y=x5, find d4y/dx4.Ch. 1.8 - 38. For , find .
Ch. 1.8 - 39. For , find .
Ch. 1.8 - 40. For , find .
Ch. 1.8 - 41. For , find .
Ch. 1.8 - For f(x)=x2x1/2, find f(4)(x).Ch. 1.8 - Given s(t)=t3+t where s(t) is in feet and t is in...Ch. 1.8 - Given s(t)=10t2+2t+5, where s(t) is in meters and...Ch. 1.8 - 48. Given
,
where is in meters and t is in...Ch. 1.8 - 47. Given
,
where is in miles and t is in hours,...Ch. 1.8 - Free fall. When an object is dropped the distance...Ch. 1.8 - Prob. 40ECh. 1.8 - Free fall. Find the velocity and acceleration of...Ch. 1.8 - 52. Free fall. Find the velocity and acceleration...Ch. 1.8 - 53. The following graph describes a bicycle...Ch. 1.8 - The following graph describes an airplanes...Ch. 1.8 - Sales. The following graph represents the sales,...Ch. 1.8 - Velocity and acceleration. The following graph...Ch. 1.8 - 57. Sales. A company determine that monthly sales...Ch. 1.8 - Sales. Nadias fashions discovers that the number...Ch. 1.8 - Population. The function P(t)=2000t4t+75 gives the...Ch. 1.8 - 60. Medicine. A medication is injected into the...Ch. 1.8 - Prob. 51ECh. 1.8 - Prob. 52ECh. 1.8 - Prob. 53ECh. 1.8 - Prob. 54ECh. 1.8 - Prob. 55ECh. 1.8 - Prob. 56ECh. 1.8 - Prob. 57ECh. 1.8 - Prob. 58ECh. 1.8 - Prob. 59ECh. 1.8 - Prob. 60ECh. 1.8 - Prob. 61ECh. 1.8 - Prob. 62ECh. 1.8 - Free fall. On the moon, all free-fall distance...Ch. 1.8 - Prob. 64ECh. 1.8 - Prob. 65ECh. 1.8 - A bicyclists distance from her starting point is...Ch. 1.8 - Prob. 67ECh. 1.8 - Prob. 68ECh. 1.8 - Prob. 69ECh. 1.8 - Prob. 70ECh. 1.8 - For the distance function in each of Exercises...Ch. 1.8 - For the distance function in each of Exercises...Ch. 1 - Classify each statement as either true or false....Ch. 1 - Classify each statement as either true or false....Ch. 1 - Classify each statement as either true or...Ch. 1 - Classify each statement as either true or...Ch. 1 - Classify each statement as either true or...Ch. 1 - Classify each statement as either true or...Ch. 1 - Classify each statement as either true or...Ch. 1 - Classify each statement as either true or...Ch. 1 - Match each function in column A with the most...Ch. 1 - Match each function in column A with the most...Ch. 1 - Match each function in column A with the most...Ch. 1 - Match each function in column A with the most...Ch. 1 - Match each function in column A with the most...Ch. 1 - Match each function in column A with the most...Ch. 1 - For Exercises 15-17, consider...Ch. 1 - For Exercises 15-17, consider...Ch. 1 - For Exercises 15-17, consider
.
17. Limit...Ch. 1 - Find each limit, if it exists. If a limit does not...Ch. 1 - Find each limit, if it exists. If a limit does not...Ch. 1 - Find each limit, if it exists. If a limit does not...Ch. 1 - Find each limit, if it exists. If a limit does not...Ch. 1 - Prob. 22RECh. 1 - Prob. 23RECh. 1 - For Exercises 22-30, consider the function g...Ch. 1 - For Exercises 22-30, consider the function g...Ch. 1 - For Exercises 22-30, consider the function g...Ch. 1 - For Exercises 22-30, consider the function g...Ch. 1 - For Exercises 22-30, consider the function g...Ch. 1 - For Exercises 22-30, consider the function g...Ch. 1 - For Exercises 22-30, consider the function g...Ch. 1 - For Exercises 22-30, consider the function g...Ch. 1 - For Exercises 22-30, consider the function g...Ch. 1 - For Exercises 31-34, consider the function f...Ch. 1 - For Exercises 31-34, consider the function f...Ch. 1 - For Exercises 31-34, consider the function f...Ch. 1 - For Exercises 31-34, consider the function f...Ch. 1 - 35. For find the average rate of change as x...Ch. 1 - Find a simplified difference quotient for...Ch. 1 - 37. Find a simplify difference quotient for
.
Ch. 1 - 38. Find an equation of the tangent line to the...Ch. 1 - Find .
41.
Ch. 1 - Find dy/dx. y=8x3 [1.5]Ch. 1 - Find .
43.
Ch. 1 - Find dy/dx. y=15x2/5 [1.5]Ch. 1 - Find .
45.
Ch. 1 - Differentiate. f(x)=512x6+8x42x [1.5]Ch. 1 - Differentiate.
47.
Ch. 1 - Differentiate. y=x2+88x [1.6]Ch. 1 - Differentiate.
49.
Ch. 1 - Differentiate. f(x)=(x53)7 [1.7]Ch. 1 - Differentiate. f(x)=x2(4x+2)3/4 [1.7]Ch. 1 - 52. For .
Ch. 1 - For y=342x710x3+13x2+28x2,findy. [1.8]Ch. 1 - Prob. 56RECh. 1 - For Exercises 55-58, consider the growth of , the...Ch. 1 - For Exercises 55-58, consider the growth of , the...Ch. 1 - For Exercises 55-58, consider the growth of...Ch. 1 - For Exercises 55-58, consider the growth of...Ch. 1 - Prob. 61RECh. 1 - Business: average revenue, cost, and profit. Given...Ch. 1 - Find ddx(fg)(x) and ddx(gf)(x), given f(x)=x2+5...Ch. 1 - Prob. 64RECh. 1 - Prob. 65RECh. 1 - Prob. 66RECh. 1 - Prob. 67RECh. 1 - Prob. 68RECh. 1 - For Exercises 1-3, consider
,
1. Numerical...Ch. 1 - For Exercises 1-3, consider...Ch. 1 - For Exercises 1-3, consider...Ch. 1 - Graphical limits. For Exercises 4-15, consider the...Ch. 1 - Prob. 5TCh. 1 - Prob. 6TCh. 1 - Prob. 7TCh. 1 - Prob. 8TCh. 1 - Prob. 9TCh. 1 - Prob. 10TCh. 1 - Prob. 11TCh. 1 - Graphical limits. For Exercises 4-15, consider the...Ch. 1 - Prob. 13TCh. 1 - Determine whether each function is continuous. If...Ch. 1 - Determine whether each function is continuous. If...Ch. 1 - For Exercises 18 and 19, consider the function...Ch. 1 - For Exercises 18 and 19, consider the function...Ch. 1 - Find each limit, if it exists. If a limit does not...Ch. 1 - Find each limit, if it exists. If a limit does not...Ch. 1 - Find each limit, if it exists. If a limit does not...Ch. 1 - Find the simplified difference quotient for...Ch. 1 - Find an equation of the line tangent to y=x+(4/x)...Ch. 1 - 25. Find the point(s) on the graph of at which...Ch. 1 - Find dy/dx y=x23Ch. 1 - Find
27.
Ch. 1 - Find dy/dx y=10xCh. 1 - Find dy/dx y=x5/4Ch. 1 - Find dy/dx y=0.5x2+0.61x+90Ch. 1 - Differentiate y=13x3x2+2x+4Ch. 1 - Differentiate
32.
Ch. 1 - Differentiate f(x)=x5xCh. 1 - Differentiate f(x)=(x+3)4(7x)5Ch. 1 - Differentiate y=(x54x3+x)5Ch. 1 - Differentiate
36.
Ch. 1 - Differentiate For y=x43x2 find d3ydx3.Ch. 1 - 38. Social science: memory. In a certain memory...Ch. 1 - Business: average revenue, cost, and profit. Given...Ch. 1 - For Exercises 40 and 41, let and .
40. Find
Ch. 1 - For Exercises 40 and 41, let f(x)=x2x and...Ch. 1 - A ball is placed on an inclined plane and, due to...Ch. 1 - Prob. 43TCh. 1 - Find limx3x327x3.Ch. 1 - Prob. 45TCh. 1 - Find the following limit by creating a table of...Ch. 1 - Plot the points and connect them with line...Ch. 1 - Prob. 6ETECh. 1 - Prob. 7ETECh. 1 - Prob. 8ETE
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, calculus and related others by exploring similar questions and additional content below.Similar questions
- The Oxford Dictionary defines the word nominal asa value that is “stated or expressed but notnecessarily corresponding exactly to the real value.[18]Develop a reasonable argument for why the termnominal rate is used to describe the annual percentagerate of an investment account that compoundsinterest.arrow_forwardA tabletop is semicircular when its three congruent drop-leaves are used. By how much has the tables area increased when the drop leaves shaded area increased. Give the answer to the nearest whole percent.arrow_forwardHeart Disease In a certain country, the number of deaths due to heart disease decreased from 235 in one year to 221 in the next year. What percentage decrease in deaths due to heart disease does this represent?arrow_forward
- A manufacturer estimates that 15,500 pieces per day could be produced with the installation of new machinery. The machines now used produce 11,000 pieces per day. What percent increase in production would be gained by replacing the present machinery with new machinery? Round the answer to the nearest whole percent.arrow_forwardA TV cost OMR 140 at E.Max. How much do you pay if E. Max gives a discount of 20%.arrow_forwardThis table details the average time taken to complete the welding process for different vehicles. Your supervisor is introducing a new welding technique which will take 24% less time. How long will the welding process for manufacturing a lorry take in the future? O 8 hours 37 mins 2 hours 32 mins O 7 hours 59 mins O 2 hours 23 mins O 7 hours 57 mins Please PICK ONE answer from those listed below:arrow_forward
- what was the percent decrease in orange production from 12,930 to 9,252arrow_forwardThe estimated demand and supply curve for apples is displayed below. If the current price is $100/ton, is there currently a surplus or shortage in the market for apples? By how much? *arrow_forward5. A recent article stated that San Francisco rents dropped 3.2% each month from April 2020 through September 2020. if the average rent for a studio apartment was $2445 in June, what was the average rent for that same apartment type in May and July. For each, write a calculation month calculation average rent May June N/A $2445 Julyarrow_forward
- The answer here is wrong. Please explain the correct answer. Thank youarrow_forwardWorried about going over her storage limit, Wendy monitored the number of undeleted voicemail messages stored on her phone each day. Voicemail messages on Wendy's phone Day Voicemail messages Tuesday 19 Wednesday 8 Thursday 13 Friday 9 Saturday 22 According to the table, what was the rate of change between Thursday and Friday? voicemail messages per dayarrow_forwardUse these rental pricing data to answer the questions below: City 2009 Rent 2015 Rent Boise $583 $745 Boston $1,577 $2,150 Seattle $958 $1,600 What is the rate of change of rent with respect to time for Boise? Round to the nearest penny and specify units in the question below. Answer = What are the proper units for this rate of change? dollars O dollars per year years per dollar O yearsarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- College Algebra (MindTap Course List)AlgebraISBN:9781305652231Author:R. David Gustafson, Jeff HughesPublisher:Cengage LearningHolt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGALGlencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw Hill
- Mathematics For Machine TechnologyAdvanced MathISBN:9781337798310Author:Peterson, John.Publisher:Cengage Learning,Algebra: Structure And Method, Book 1AlgebraISBN:9780395977224Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. ColePublisher:McDougal LittellElementary Geometry For College Students, 7eGeometryISBN:9781337614085Author:Alexander, Daniel C.; Koeberlein, Geralyn M.Publisher:Cengage,
College Algebra (MindTap Course List)
Algebra
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:Cengage Learning
Holt Mcdougal Larson Pre-algebra: Student Edition...
Algebra
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Glencoe Algebra 1, Student Edition, 9780079039897...
Algebra
ISBN:9780079039897
Author:Carter
Publisher:McGraw Hill
Mathematics For Machine Technology
Advanced Math
ISBN:9781337798310
Author:Peterson, John.
Publisher:Cengage Learning,
Algebra: Structure And Method, Book 1
Algebra
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:McDougal Littell
Elementary Geometry For College Students, 7e
Geometry
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Cengage,
Finding Local Maxima and Minima by Differentiation; Author: Professor Dave Explains;https://www.youtube.com/watch?v=pvLj1s7SOtk;License: Standard YouTube License, CC-BY