Problem 1RE: 1. Evaluate each expression using the graphs of and shown in the figure.
Problem 2RE: In Problems 2 4, for the given functions f and g find:
(a)
(b)
(c)
(d)
;
Problem 3RE: In Problems 2 4, for the given functions f and g find:
(a)
(b)
(c)
(d)
;
Problem 4RE: In Problems 2 4, for the given functions f and g find:
(a)
(b)
(c)
(d)
;
Problem 5RE: In Problems 5-7, find for each pair of functions. State the domain of each composite function.
;
Problem 6RE: In Problems 5-7, find fg,gf,ff, and gg for each pair of functions. State the domain of each... Problem 7RE: In Problems 5-7, find for each pair of functions. State the domain of each composite function.
;... Problem 8RE: In Problem 8, (a) verify that the function is one-to-one, and (b) find the inverse of the given... Problem 9RE: State why the graph of the function is one-to-one. Then draw the graph of the inverse function f -1.... Problem 10RE: In Problems 10-13, the function f is one-to-one. Find the inverse of each function and check your... Problem 11RE: In Problems 10-13, the function f is one-to-one. Find the inverse of each function and check your... Problem 12RE: In Problems 10-13, the function f is one-to-one. Find the inverse of each function and check your... Problem 13RE: In Problems 10-13, the function f is one-to-one. Find the inverse of each function and check your... Problem 14RE: In Problem 14, .
Evaluate: (a) (b) (c) (d)
Problem 15RE: Convert 5 2 =z to an equivalent statement involving a logarithm. Problem 16RE: Convert to an equivalent statement involving an exponent.
Problem 17RE: In Problems 17 and 18, find the domain of each logarithmic function. f( x )=log(3x2) Problem 18RE: In Problems 17 and 18, find the domain of each logarithmic function. H( x )= log 2 ( x 2 3x+2) Problem 19RE: In Problems 19-21, evaluate each expression. Do not use a calculator.
Problem 20RE Problem 21RE: In Problems 19-21, evaluate each expression. Do not use a calculator. 2 log 2 0.4 Problem 22RE: In Problems 22-25, write each expression as the sum and/or difference of logarithms. Express powers... Problem 23RE: In Problems 22-25, write each expression as the sum and/or difference of logarithms. Express powers... Problem 24RE: In Problems 22-25, write each expression as the sum and/or difference of logarithms. Express powers... Problem 25RE: In Problems 22-25, write each expression as the sum and/or difference of logarithms. Express powers... Problem 26RE: In Problems 26-28, write each expression as a single logarithm. 3 log 4 x 2 + 1 2 log 4 x Problem 27RE: In Problems 26-28, write each expression as a single logarithm. ln( x1 x )+ln( x x+1 )ln( x 2 1 ) Problem 28RE: In Problems 26-28, write each expression as a single logarithm.
Problem 29RE: Use the Change-of-Base Formula and a calculator to evaluate . Round your answer to three decimal... Problem 30RE: Graph using a graphing utility and the Change-of-Base Formula.
Problem 31RE: In Problems 31 – 34, use the given function f to:
Find the domain of f.
Graph f.
From the graph,... Problem 32RE: In Problems 31 34, use the given function f to: Find the domain of f. Graph f. From the graph,... Problem 33RE: In Problems 31 34, use the given function f to: Find the domain of f. Graph f. From the graph,... Problem 34RE: In Problems 31 34, use the given function f to: Find the domain of f. Graph f. From the graph,... Problem 35RE: In Problems 35 45, solve each equation. Express any irrational solution in exact form and as a... Problem 36RE: In Problems 35 – 45, solve each equation. Express any irrational solution in exact form and as a... Problem 37RE: In Problems 35 45, solve each equation. Express any irrational solution in exact form and as a... Problem 38RE: In Problems 35 45, solve each equation. Express any irrational solution in exact form and as a... Problem 39RE: In Problems 35 45, solve each equation. Express any irrational solution in exact form and as a... Problem 40RE: In Problems 35 – 45, solve each equation. Express any irrational solution in exact form and as a... Problem 41RE: In Problems 35 – 45, solve each equation. Express any irrational solution in exact form and as a... Problem 42RE: In Problems 35 – 45, solve each equation. Express any irrational solution in exact form and as a... Problem 43RE: In Problems 35 – 45, solve each equation. Express any irrational solution in exact form and as a... Problem 44RE: In Problems 35 – 45, solve each equation. Express any irrational solution in exact form and as a... Problem 45RE: In Problems 35 – 45, solve each equation. Express any irrational solution in exact form and as a... Problem 46RE: Suppose that .
(a) Graph.
(b) What is ? What point is on the graph of ?
(c) Solve . What point is on... Problem 47RE: Amplifying Sound An amplifier’s power output P (in watts) is related to its decibel voltage gain d... Problem 48RE: Limiting Magnitude of a Telescope A telescope is limited in its usefulness by the brightness of the... Problem 49RE: Salvage Value The number of years n for a piece of machinery to depreciate to a known salvage value... Problem 50RE: Funding a College Education A child's grandparents purchase a 10,000 bond fund that matures in 18... Problem 51RE: Funding a College Education A child's grandparents wish to purchase a bond that matures in 18 years... Problem 52RE: Estimating the Dale That a Prehistoric Man Died The bones of a prehistoric man found in the desert... Problem 53RE: Temperature of a skillet A skillet is removed from an oven where the temperature is 450F and placed... Problem 54RE: World Population The annual growth rate of the worlds population in 2017 was 1.1% = 0.011. The... Problem 55RE: Radioactive Decay The half life of radioactive cobalt is 5.27 years. If 100 grams of radioactive... Problem 56RE: Logistic Growth The logistic growth model P(t)=0.81+1.67e0.16t represents the proportion of new cars... Problem 57RE: Rising Tution The following data represents the average in-state tuition and fees ( in dollars) at... Problem 58RE: Wind Chill Factor The data represent the wind speed (mph) and the wind chill factor at an air... Problem 59RE: Spreading of a Disease Jack and Diane live in a small town of 50 people. Unfortunately, both Jack... Problem 1CT: If f(x)=x+2x2 and g(x)=2x+5, find : fg and state its domain (gf)(2) (fg)(2) Problem 2CT: Determine whether the function is one-to-one. y=4x2+3 y=x+35 Problem 3CT: Find the inverse of f(x)=23x5 and check your answer. State the domain and the range of f and f1. Problem 4CT: If the point (3,5) is on the graph of one-to-one function f, what point must be on the graph of f1? Problem 5CT: In Problems 57, solve each equation. 3k=243 Problem 6CT: In Problems 57, solve each equation. logb16=2 Problem 7CT: In Problems 57, solve each equation. log5x=4 Problem 8CT: In Problems 8 – 11, use a calculator to evaluate each expression. Round your answer to three decimal... Problem 9CT: In Problems 8 11, use a calculator to evaluate each expression. Round your answer to three decimal... Problem 10CT: In Problems 8 – 11, use a calculator to evaluate each expression. Round your answer to three decimal... Problem 11CT: In Problems 8 11, use a calculator to evaluate each expression. Round your answer to three decimal... Problem 12CT: In Problems 12 and 13, for each function f: Find the domain of f. Graph f. From the graph, of f,... Problem 13CT: In Problems 12 and 13, for each function f: Find the domain of f. Graph f. From the graph, of f,... Problem 14CT: In Problems 1419, solve each equation. Express irrational solutions in exact form. 5x+2=125 Problem 15CT: In Problems 1419, solve each equation. Express irrational solutions in exact form. log(x+9)=2 Problem 16CT: In Problems 1419, solve each equation. Express irrational solutions in exact form. 82ex=4 Problem 17CT: In Problems 1419, solve each equation. Express irrational solutions in exact form.... Problem 18CT: In Problems 1419, solve each equation. Express irrational solutions in exact form. 7x+3=ex Problem 19CT: In Problems 1419, solve each equation. Express irrational solutions in exact form.... Problem 20CT: Write log2(4x3x23x18) as the sum and / or difference of logarithms. Express powers as factors. Problem 21CT: A 50mg sample of radioactive substance decays to 34mg after 30 days. How long will it take, for... Problem 22CT: A 50mg sample of radioactive substance decays to 34mg after 30 days. How long will it take, for... Problem 23CT: The decibel level, D, of sound is given by the equation D=10log(II0) Where I is the intensity of the... Problem 1CR: (a) Is the following graph the graph of a function? If it is, is the function one-to-one?
... Problem 2CR: For the function f(x)=2x23x+1, find: f(3) (b) f(x) (c) f(x+h) Problem 3CR: Determine which points are on the graph of x2+y2=1. (12,12) (b) (12,32) Problem 4CR Problem 5CR: Graph the line 2x4y=16. Problem 6CR: (a) Graph the quadratic function f(x)=x2+2x3 by determining whether its graph is concave up or... Problem 7CR: Determine the quadratic function whose graph is given in the figure, Problem 8CR: In Problems 11 16, Draw a scatter diagram. Select two points from the scatter diagram and find the... Problem 9CR: Graph f(x)=3(x+1)32 using transformations. Problem 10CR: 10. (a) Given that and find and state its domain. What is
(b) If and find and state its domain.... Problem 11CR: For the polynomial function f(x)=4x3+9x230x8; Find the real zero of f. Determine the intercepts of... Problem 12CR Problem 13CR Problem 14CR Problem 15CR Problem 16CR: Data Analysis The following data represent the percent of all drives by age who have been stopped by... format_list_bulleted