Calculus for Business Economics Life Sciences and Social Sciences Plus NEW
13th Edition
ISBN: 9780321925138
Author: Raymond Barnett
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 8.1, Problem 38E
In Problems 27-42, find the exact value of each expression without using a calculator.
38.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
5
Obtain by multiplying matrices the composite coordinate transformation of two transformations, first
x' = (x + y√2+ z)/2
followed by
y' =
(x√√2-2√2)/2
z' = (-x+y√2-2)/2
x"
=
y"
2"
=
(x'√√2+2'√√2)/2
(-x'y'√√2+)/2
(x'y' √√2-z)/2.
20 km, because
GISS
Worksheet 10
Jesse runs a small business selling and delivering mealie meal to the spaza shops.
He charges a fixed rate of R80, 00 for delivery and then R15, 50 for each packet of
mealle meal he delivers. The table below helps him to calculate what to charge
his customers.
10
20
30
40
50
Packets of mealie
meal (m)
Total costs in Rands
80
235
390
545
700
855
(c)
10.1.
Define the following terms:
10.1.1. Independent Variables
10.1.2. Dependent Variables
10.2.
10.3.
10.4.
10.5.
Determine the independent and dependent variables.
Are the variables in this scenario discrete or continuous values? Explain
What shape do you expect the graph to be? Why?
Draw a graph on the graph provided to represent the information in the
table above.
TOTAL COST OF PACKETS OF MEALIE MEAL
900
800
700
600
COST (R)
500
400
300
200
100
0
10
20
30
40
60
NUMBER OF PACKETS OF MEALIE MEAL
What is the answer in 10.3
Chapter 8 Solutions
Calculus for Business Economics Life Sciences and Social Sciences Plus NEW
Ch. 8.1 - Find the degree measure of 1 rad.Ch. 8.1 - Prob. 2MPCh. 8.1 - Prob. 3MPCh. 8.1 - Prob. 1EDCh. 8.1 - Prob. 1ECh. 8.1 - In Problems 18, mentally convert each degree...Ch. 8.1 - In Problems 18, mentally convert each degree...Ch. 8.1 - In Problems 18, mentally convert each degree...Ch. 8.1 - In Problems 18, mentally convert each degree...Ch. 8.1 - In Problems 18, mentally convert each degree...
Ch. 8.1 - In Problems 18, mentally convert each degree...Ch. 8.1 - Prob. 8ECh. 8.1 - Prob. 9ECh. 8.1 - Prob. 10ECh. 8.1 - Prob. 11ECh. 8.1 - Prob. 12ECh. 8.1 - Prob. 13ECh. 8.1 - Prob. 14ECh. 8.1 - Prob. 15ECh. 8.1 - Prob. 16ECh. 8.1 - Prob. 17ECh. 8.1 - Prob. 18ECh. 8.1 - Prob. 19ECh. 8.1 - Prob. 20ECh. 8.1 - Prob. 21ECh. 8.1 - Prob. 22ECh. 8.1 - Prob. 23ECh. 8.1 - Prob. 24ECh. 8.1 - Prob. 25ECh. 8.1 - Prob. 26ECh. 8.1 - In Problems 27-42, find the exact value of each...Ch. 8.1 - In Problems 27-42, find the exact value of each...Ch. 8.1 - In Problems 27-42, find the exact value of each...Ch. 8.1 - Prob. 30ECh. 8.1 - In Problems 27-42, find the exact value of each...Ch. 8.1 - In Problems 27-42, find the exact value of each...Ch. 8.1 - Prob. 33ECh. 8.1 - In Problems 27-42, find the exact value of each...Ch. 8.1 - In Problems 27-42, find the exact value of each...Ch. 8.1 - In Problems 27-42, find the exact value of each...Ch. 8.1 - In Problems 27-42, find the exact value of each...Ch. 8.1 - In Problems 27-42, find the exact value of each...Ch. 8.1 - Prob. 39ECh. 8.1 - In Problems 27-42, find the exact value of each...Ch. 8.1 - In Problems 27-42, find the exact value of each...Ch. 8.1 - In Problems 27-42, find the exact value of each...Ch. 8.1 - In Problems 4354, use a calculator in radian or...Ch. 8.1 - In Problems 4354, use a calculator in radian or...Ch. 8.1 - In Problems 4354, use a calculator in radian or...Ch. 8.1 - In Problems 4354, use a calculator in radian or...Ch. 8.1 - In Problems 4354, use a calculator in radian or...Ch. 8.1 - Prob. 48ECh. 8.1 - In Problems 4354, use a calculator in radian or...Ch. 8.1 - Prob. 50ECh. 8.1 - In Problems 4354, use a calculator in radian or...Ch. 8.1 - In Problems 4354, use a calculator in radian or...Ch. 8.1 - In Problems 4354, use a calculator in radian or...Ch. 8.1 - In Problems 4354, use a calculator in radian or...Ch. 8.1 - In Problems 5558, use a graphing calculator set in...Ch. 8.1 - In Problems 5558, use a graphing calculator set in...Ch. 8.1 - In Problems 5558, use a graphing calculator set in...Ch. 8.1 - In Problems 5558, use a graphing calculator set in...Ch. 8.1 - Find the domain of the tangent function.Ch. 8.1 - Find the domain of the cotangent function.Ch. 8.1 - Find the domain of the secant function.Ch. 8.1 - Prob. 62ECh. 8.1 - Explain why the range of the cosecant function is...Ch. 8.1 - Explain why the range of the secant function is...Ch. 8.1 - Explain why the range of the cotangent function is...Ch. 8.1 - Explain why the range of the tangent function is...Ch. 8.1 - Seasonal business cycle. Suppose that profits on...Ch. 8.1 - Seasonal business cycle. Revenues from sales of a...Ch. 8.1 - Prob. 69ECh. 8.1 - Pollution. In a large city, the amount of sulfur...Ch. 8.1 - Prob. 71ECh. 8.2 - Find each of the following derivatives:...Ch. 8.2 - Find the slope of the graph of f(x) = cos x at...Ch. 8.2 - Find ddxcscx.Ch. 8.2 - Suppose that revenues from the sale of ski jackets...Ch. 8.2 - Prob. 1EDCh. 8.2 - In Problems 14, by inspecting a graph of y = sin x...Ch. 8.2 - In Problems 14, by inspecting a graph of y = sin x...Ch. 8.2 - In Problems 14, by inspecting a graph of y = sin x...Ch. 8.2 - Prob. 4ECh. 8.2 - Prob. 5ECh. 8.2 - In Problems 58, by inspecting a graph of y = sin x...Ch. 8.2 - In Problems 58, by inspecting a graph of y = sin x...Ch. 8.2 - In Problems 58, by inspecting a graph of y = sin x...Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Prob. 22ECh. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Find the indicated derivatives in Problems 926....Ch. 8.2 - Prob. 26ECh. 8.2 - Find the slope of the graph of f(x) = sin x at x =...Ch. 8.2 - Find the slope of the graph of f(x) = cos x at x =...Ch. 8.2 - Prob. 29ECh. 8.2 - From the graph of y = f'(x) on the next page,...Ch. 8.2 - Prob. 31ECh. 8.2 - Find the indicated derivatives in Problems 3138....Ch. 8.2 - Find the indicated derivatives in Problems 3138....Ch. 8.2 - Find the indicated derivatives in Problems 3138....Ch. 8.2 - Find the indicated derivatives in Problems 3138....Ch. 8.2 - Find the indicated derivatives in Problems 3138....Ch. 8.2 - Find the indicated derivatives in Problems 3138....Ch. 8.2 - Find the indicated derivatives in Problems 3138....Ch. 8.2 - In Problems 39 and 40, find f(x). 39.f(x) = ex sin...Ch. 8.2 - Prob. 40ECh. 8.2 - In Problems 4146, graph each function on a...Ch. 8.2 - In Problems 4146, graph each function on a...Ch. 8.2 - Prob. 43ECh. 8.2 - In Problems 4146, graph each function on a...Ch. 8.2 - In Problems 4146, graph each function on a...Ch. 8.2 - In Problems 4146, graph each function on a...Ch. 8.2 - Profit. Suppose that profits on the sale of...Ch. 8.2 - Revenue. Revenues from sales of a soft drink over...Ch. 8.2 - Physiology. A normal seated adult inhales and...Ch. 8.2 - Pollution. In a large city, the amount of sulfur...Ch. 8.3 - Find the area under the cosine curve y = cos x...Ch. 8.3 - Find cos20tdt.Ch. 8.3 - Find sinxcosxdx.Ch. 8.3 - Prob. 4MPCh. 8.3 - Suppose that revenues from the sale of ski jackets...Ch. 8.3 - Prob. 1ECh. 8.3 - In Problems 18, by using only the unit circle...Ch. 8.3 - In Problems 18, by using only the unit circle...Ch. 8.3 - In Problems 18, by using only the unit circle...Ch. 8.3 - In Problems 18, by using only the unit circle...Ch. 8.3 - In Problems 18, by using only the unit circle...Ch. 8.3 - In Problems 18, by using only the unit circle...Ch. 8.3 - Prob. 8ECh. 8.3 - Find each of the indefinite integrals in Problems...Ch. 8.3 - Find each of the indefinite integrals in Problems...Ch. 8.3 - Find each of the indefinite integrals in Problems...Ch. 8.3 - Find each of the indefinite integrals in Problems...Ch. 8.3 - Prob. 13ECh. 8.3 - Find each of the indefinite integrals in Problems...Ch. 8.3 - Find each of the indefinite integrals in Problems...Ch. 8.3 - Find each of the indefinite integrals in Problems...Ch. 8.3 - Find each of the indefinite integrals in Problems...Ch. 8.3 - Prob. 18ECh. 8.3 - Evaluate each of the definite integrals in...Ch. 8.3 - Evaluate each of the definite integrals in...Ch. 8.3 - Evaluate each of the definite integrals in...Ch. 8.3 - Evaluate each of the definite integrals in...Ch. 8.3 - Find the shaded area under the cosine curve in the...Ch. 8.3 - Find the shaded area under the sine curve in the...Ch. 8.3 - Use a calculator to evaluate the definite...Ch. 8.3 - Prob. 26ECh. 8.3 - Use a calculator to evaluate the definite...Ch. 8.3 - Prob. 28ECh. 8.3 - Find each of the indefinite integrals in Problems...Ch. 8.3 - Find each of the indefinite integrals in Problems...Ch. 8.3 - Find each of the indefinite integrals in Problems...Ch. 8.3 - Find each of the indefinite integrals in Problems...Ch. 8.3 - Find each of the indefinite integrals in Problems...Ch. 8.3 - Find each of the indefinite integrals in Problems...Ch. 8.3 - Given the definite integral I=03exsinxdx (A)Graph...Ch. 8.3 - Given the definite integral I=03excosxdx (A)Graph...Ch. 8.3 - Seasonal business cycle. Suppose that profits on...Ch. 8.3 - Seasonal business cycle. Revenues from sales of a...Ch. 8.3 - Pollution. In a large city, the amount of sulfur...Ch. 8 - Convert to radian measure in terms of : (A) 30(B)...Ch. 8 - Evaluate without using a calculator: (A) cos (B)...Ch. 8 - In Problems 36, find each derivative or integral....Ch. 8 - In Problems 36, find each derivative or integral....Ch. 8 - Prob. 5RECh. 8 - In Problems 36, find each derivative or integral....Ch. 8 - Convert to degree measure: (A) /6(B) /4(C) /3(D)...Ch. 8 - Evaluate without using a calculator: (A) sin6(B)...Ch. 8 - Evaluate with the use of a calculator: (A) cos...Ch. 8 - In Problems 1218, find each derivative or...Ch. 8 - In Problems 1218, find each derivative or...Ch. 8 - In Problems 1218, find each derivative or...Ch. 8 - Prob. 13RECh. 8 - In Problems 1218, find each derivative or...Ch. 8 - Prob. 15RECh. 8 - In Problems 1218, find each derivative or...Ch. 8 - Prob. 17RECh. 8 - Find the area under the sine curve y = sin x from...Ch. 8 - Given the definite integral I=15sinxxdx (A)Graph...Ch. 8 - Convert 15 to radian measure.Ch. 8 - Evaluate without using a calculator: (A) sin32 (B)...Ch. 8 - Prob. 22RECh. 8 - In Problems 2428, find each derivative or...Ch. 8 - In Problems 2428, find each derivative or...Ch. 8 - In Problems 2428, find each derivative or...Ch. 8 - In Problems 2428, find each derivative or...Ch. 8 - In Problems 2931, graph each function on a...Ch. 8 - In Problems 2931, graph each function on a...Ch. 8 - In Problems 2931, graph each function on a...Ch. 8 - Prob. 30RECh. 8 - Prob. 31RECh. 8 - Prob. 32RE
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, subject and related others by exploring similar questions and additional content below.Similar questions
- Let X be a random variable with support SX = {−3, 0.5, 3, −2.5, 3.5}. Part ofits probability mass function (PMF) is given bypX(−3) = 0.15, pX(−2.5) = 0.3, pX(3) = 0.2, pX(3.5) = 0.15.(a) Find pX(0.5).(b) Find the cumulative distribution function (CDF), FX(x), of X.1(c) Sketch the graph of FX(x).arrow_forwardanswerarrow_forward4 The plane 2x + 3y+ 6z = 6 intersects the coordinate axes at P, Q, and R, forming a triangle. Draw a figure and identify the three points on it. Also find vectors PQ and PR. Write a vector formula for the area of the triangle PQR and find its value.arrow_forward
- -10 M 10 y 5 P -5 R 5 -5 Ο 10 N -10 Οarrow_forward1. Given the vector field F(x, y, z) = -zi, verify the relation 1 VF(0,0,0) lim +0+ volume inside S ff F• Nds S. where S, is the surface enclosing a cube centred at the origin and having edges of length 2€. Then, determine if the origin is sink or source.arrow_forwardA crate is supported by three cables as shown. Determine the weight of the crate knowing that the tension in cable AB is 750 lbarrow_forward
- + 32 in. B 36 in. 40 in. A 60 in. X 27 in.arrow_forwardEquilibrium Equations: Two-dimensional 2.28 Ra= Rc= 2.29 (change force to 600N) AC= AB= 2.33 CD= AC= DE= BC= Free Body Diagrams 2.34 Ax= Ay=_ Bx= By= 2.36 Ax= Ay= Bx= By= 2.37 (change middle force to 4000 lbs) Ay=_ Dx= Dy=_ 2.38 (change horizontal force to 2 kN) Ax= Ay= Bx= By=_ 2.40 Ay= By= Dx= 32% Bx= Cy= Dy=arrow_forwardEquilibrium Equations: Two-dimensional 2.28 Ra= Rc= 2.29 (change force to 600N) AC= AB= 2.33 CD= AC= DE= BC= Free Body Diagrams 2.34 Ax= Ay=_ Bx= By= 2.36 Ax= Ay= Bx= By= 2.37 (change middle force to 4000 lbs) Ay=_ Dx= Dy=_ 2.38 (change horizontal force to 2 kN) Ax= Ay= Bx= By=_ 2.40 Ay= By= Dx= 32% Bx= Cy= Dy=arrow_forward
- You can add the two forces together to get the total force at each joint.arrow_forwardFor 2.29 Find the forces in AC and CB (not AB) that are pushing on the joint C. Please also include an arrow that shows how the forces are pushing on joint C. Are they pushing on C or pulling on C. For 2.29 change force to 600N.arrow_forward1. Let n be an integer. Show that gcd (n², n² + n + 1) = 1. Note: You must justify every step of your proof using a result shown either in this course or in a previous one. Steps without a proper justification will not account for credit. 2. Express the following in base 10. Show all the necessary work to obtain your answer. (a) 12345 (b) 101012 (c) 11111 3. a) Convert the base 10 number 54321 to base 6. Show all the necessary work to obtain your answer. b) Convert the base 10 number 100 to base 2. Show all the necessary work to obtain your answer. 4. 6. For each of the following equations, find all integral solutions or show that it has none. Show all the necessary work to obtain your answer. (a) 3x+4y=10 (b) 44x-17y = 9 (c) 60x+9y= 31 (d) 16x + 24y = 44 5. What is the smallest nonzero value of X Y - where x and y are integers? Show all the necessary 136 31 work to obtain your answer. 6. Find the prime factorization of the following integers. Show all the necessary work to obtain your…arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage
Algebra: Structure And Method, Book 1AlgebraISBN:9780395977224Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. ColePublisher:McDougal Littell
Trigonometry (MindTap Course List)TrigonometryISBN:9781337278461Author:Ron LarsonPublisher:Cengage Learning
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:9781133382119
Author:Swokowski
Publisher:Cengage
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
Trigonometry (MindTap Course List)
Trigonometry
ISBN:9781337278461
Author:Ron Larson
Publisher:Cengage Learning
The Fundamental Counting Principle; Author: AlRichards314;https://www.youtube.com/watch?v=549eLWIu0Xk;License: Standard YouTube License, CC-BY
The Counting Principle; Author: Mathispower4u;https://www.youtube.com/watch?v=qJ7AYDmHVRE;License: Standard YouTube License, CC-BY