Math

CalculusCalculus: An Applied Approach (MindTap Course List)Learning Theory In a typing class, the average number N of words per minute typed after t weeks of lessons can be modeled by N = 95 / ( 1 + 8.5 e − 0.12 t ) . (a) Find the average number of words per minute typed after 10 weeks. (b) Find the average number of words per minute typed after 20 weeks. (c) Use a graphing utility to graph the model. Find the number of weeks required to achieve an average of 70 words per minute. (d) Does the number of words per minute have a limit as t increases without bound? Explain your reasoning.BuyFind*launch*

10th Edition

Ron Larson

Publisher: Cengage Learning

ISBN: 9781305860919

Chapter 4.2, Problem 50E

Textbook Problem

**Learning Theory** In a typing class, the average number *N* of words per minute typed after *t* weeks of lessons can be modeled by

(a) Find the average number of words per minute typed after 10 weeks.

(b) Find the average number of words per minute typed after 20 weeks.

(c) Use a graphing utility to graph the model. Find the number of weeks required to achieve an average of 70 words per minute.

(d) Does the number of words per minute have a limit as *t* increases without bound? Explain your reasoning.

Calculus: An Applied Approach (MindTap Course List)

Ch. 4.1 - Use the properties of exponents to simplify each...Ch. 4.1 - Use the properties of exponents to simplify each...Ch. 4.1 - Use the formula for the ratio of carbon isotopes...Ch. 4.1 - Sketch the graph of f(x)=5xCh. 4.1 - Sketch the graph of f(x)=2x+1.Ch. 4.1 - In Exercises 1-6, describe how the graph of g is...Ch. 4.1 - In Exercises 1-6, describe how the graph of g is...Ch. 4.1 - In Exercises 1-6, describe how the graph of g is...Ch. 4.1 - In Exercises 1-6, describe how the graph of g is...Ch. 4.1 - In Exercises 1-6, describe how the graph of g is...

Ch. 4.1 - In Exercises 1-6, describe how the graph of g is...Ch. 4.1 - In Exercises 7-12, evaluate each expression. 253/2Ch. 4.1 - In Exercises 7-12, evaluate each expression. 163/4Ch. 4.1 - In Exercises 7-12, evaluate each expression. 272/3Ch. 4.1 - In Exercises 7-12, evaluate each expression. (15)3Ch. 4.1 - In Exercises 7-12, evaluate each expression....Ch. 4.1 - In Exercises 7-12, evaluate each expression. (58)2Ch. 4.1 - In Exercises 13-18, solve for x. 2x6=4Ch. 4.1 - In Exercises 13-18, solve for x. 3x+1=5Ch. 4.1 - In Exercises 13-18, solve for x. (x+4)2=25Ch. 4.1 - In Exercises 13-18, solve for x. (x2)2=8Ch. 4.1 - In Exercises 13-18, solve for x. x2+4x5=0Ch. 4.1 - In Exercises 13-18, solve for x. 2x23x+1=0Ch. 4.1 - Applying Properties of Exponents In Exercises 14,...Ch. 4.1 - Applying Properties of Exponents In Exercises 14,...Ch. 4.1 - Applying Properties of Exponents In Exercises 14,...Ch. 4.1 - Applying Properties of Exponents In Exercises 14,...Ch. 4.1 - Radioactive Decay Beginning with 16 grams of a...Ch. 4.1 - Radioactive Decay Beginning with 23 grams of a...Ch. 4.1 - Graphing Exponential Functions In Exercises 718,...Ch. 4.1 - Graphing Exponential Functions In Exercises 718,...Ch. 4.1 - Graphing Exponential Functions In Exercises 7-18,...Ch. 4.1 - Graphing Exponential Functions In Exercises 7-18,...Ch. 4.1 - Graphing Exponential Functions In Exercises 7-18,...Ch. 4.1 - Graphing Exponential Functions In Exercises 7-18,...Ch. 4.1 - Graphing Exponential Functions In Exercises 7-18,...Ch. 4.1 - Graphing Exponential Functions In Exercises 7-18,...Ch. 4.1 - Graphing Exponential Functions In Exercises 7-18,...Ch. 4.1 - Graphing Exponential Functions In Exercises 7-18,...Ch. 4.1 - Graphing Exponential Functions In Exercises 7-18,...Ch. 4.1 - Graphing Exponential Functions In Exercises 7-18,...Ch. 4.1 - Population Growth The resident populations P (in...Ch. 4.1 - Sales The sales S (in billions of dollars) for...Ch. 4.1 - Property Value A piece of property sells for...Ch. 4.1 - HOW DO YOU SEE IT? Match the exponential function...Ch. 4.1 - Inflation Rate With an annual rate of inflation of...Ch. 4.1 - Inflation Rate Repeat Exercise 23 using an annual...Ch. 4.1 - Depreciation A car sells for $30,000. The car...Ch. 4.1 - Drug Concentration Immediately following an...Ch. 4.1 - Pharmacists For the years 2008 through 2013, the...Ch. 4.2 - Complete the table of values for g(x)=ex. Then...Ch. 4.2 - A bacterial culture is growing according to the...Ch. 4.2 - Find the balance in an account when $2000 is...Ch. 4.2 - Repeat Example 4 using a nominal rate of 7.Ch. 4.2 - Checkpoint 5 Worked-out solution available at...Ch. 4.2 - In Exercises 1-4, discuss the continuity of the...Ch. 4.2 - In Exercises 1-4, discuss the continuity of the...Ch. 4.2 - In Exercises 1-4, discuss the continuity of the...Ch. 4.2 - In Exercises 1-4, discuss the continuity of the...Ch. 4.2 - In Exercises 5-12, find the horizontal asymptote...Ch. 4.2 - In Exercises 5-12, find the horizontal asymptote...Ch. 4.2 - In Exercises 5-12, find the horizontal asymptote...Ch. 4.2 - In Exercises 5-12, find the horizontal asymptote...Ch. 4.2 - In Exercises 5-12, find the horizontal asymptote...Ch. 4.2 - In Exercises 5-12, find the horizontal asymptote...Ch. 4.2 - In Exercises 5-12, find the horizontal asymptote...Ch. 4.2 - In Exercises 5-12, find the horizontal asymptote...Ch. 4.2 - Applying Properties of Exponents In Exercises 14,...Ch. 4.2 - Applying Properties of Exponents In Exercises 14,...Ch. 4.2 - Applying Properties of Exponents In Exercises 14,...Ch. 4.2 - Applying Properties of Exponents In Exercises 14,...Ch. 4.2 - Matching In Exercises 5-10, match the function...Ch. 4.2 - Matching In Exercises 5-10, match the function...Ch. 4.2 - Matching In Exercises 5-10, match the function...Ch. 4.2 - Matching In Exercises 5-10, match the function...Ch. 4.2 - Matching In Exercises 5-10, match the function...Ch. 4.2 - Matching In Exercises 5-10, match the function...Ch. 4.2 - Graphing Natural Exponential Functions In...Ch. 4.2 - Graphing Natural Exponential Functions In...Ch. 4.2 - Graphing Natural Exponential Functions In...Ch. 4.2 - Graphing Natural Exponential Functions In...Ch. 4.2 - Graphing Natural Exponential Functions In...Ch. 4.2 - Graphing Natural Exponential Functions In...Ch. 4.2 - Graphing Functions In Exercises 1724, use a...Ch. 4.2 - Graphing Functions In Exercises 1724, use a...Ch. 4.2 - Graphing Functions In Exercises 17-24, use a...Ch. 4.2 - Graphing Functions In Exercises 17-24, use a...Ch. 4.2 - Graphing Functions In Exercises 17-24, use a...Ch. 4.2 - Graphing Functions In Exercises 17-24, use a...Ch. 4.2 - Graphing Functions In Exercises 17-24, use a...Ch. 4.2 - Graphing Functions In Exercises 17-24, use a...Ch. 4.2 - Graphing Exponential Functions Use a graphing...Ch. 4.2 - Graphing Logistic Growth Functions Use a graphing...Ch. 4.2 - Finding Present Value In Exercises 31-34, complete...Ch. 4.2 - Finding Present Value In Exercises 31-34, complete...Ch. 4.2 - Finding Present Value In Exercises 31-34, complete...Ch. 4.2 - Finding Present Value In Exercises 31-34, complete...Ch. 4.2 - Finding Present Value In Exercises 31-34, complete...Ch. 4.2 - Finding Present Value In Exercises 31-34, complete...Ch. 4.2 - Finding Present Value In Exercises 31-34, complete...Ch. 4.2 - Finding Present Value In Exercises 3134, complete...Ch. 4.2 - Trust Fund You deposit $15,000 in a trust fund for...Ch. 4.2 - Trust Fund A deposit of $10,000 is made in a trust...Ch. 4.2 - Effective Rate Find the effective rate of interest...Ch. 4.2 - Effective Rate Find the effective rate of interest...Ch. 4.2 - Present Value How much should be deposited in an...Ch. 4.2 - Present Value How much should be deposited in an...Ch. 4.2 - Demand The demand function for a product is...Ch. 4.2 - Demand The demand function for a product is...Ch. 4.2 - Probability The average time between incoming...Ch. 4.2 - Consumer Awareness An automobile gets 28 miles per...Ch. 4.2 - Revenue The revenues R (in billions of dollars)...Ch. 4.2 - Population The populations P (in millions) of...Ch. 4.2 - Certificate of Deposit You want to invest $5000 in...Ch. 4.2 - HOW DO YOU SEE IT? The figure shows the graphs of...Ch. 4.2 - Learning Theory In a learning theory project, the...Ch. 4.2 - Learning Theory In a typing class, the average...Ch. 4.2 - Biology The population y of a bacterial culture is...Ch. 4.3 - Find the slopes of the tangent lines to the graph...Ch. 4.3 - Differentiate each function. a. f(x)=e3x b....Ch. 4.3 - Differentiate each function. a. f(x)=9e b....Ch. 4.3 - Use a graphing utility to graph the function in...Ch. 4.3 - The demand function for a product is modeled by...Ch. 4.3 - Graph the normal probability density function...Ch. 4.3 - In Exercises 1-4, factor the expression. x2ex12exCh. 4.3 - In Exercises 1-4, factor the expression. (xex)1+exCh. 4.3 - In Exercises 1-4, factor the expression. xexe2xCh. 4.3 - In Exercises 1-4, factor the expression. 8exx3exCh. 4.3 - In Exercises 5-8, find the derivative of the...Ch. 4.3 - In Exercises 5-8, find the derivative of the...Ch. 4.3 - In Exercises 5-8, find the derivative of the...Ch. 4.3 - In Exercises 5-8, find the derivative of the...Ch. 4.3 - In Exercises 9 and 10, find all relative extrema...Ch. 4.3 - In Exercises 9 and 10, find all relative extrema...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Differentiating Exponential Functions In Exercises...Ch. 4.3 - Finding the Slope of a Tangent Line In Exercises...Ch. 4.3 - Finding the Slope of a Tangent Line In Exercises...Ch. 4.3 - Finding the Slope of a Tangent Line In Exercises...Ch. 4.3 - Finding the Slope of a Tangent Line In Exercises...Ch. 4.3 - Finding an Equation of a Tangent Line In Exercises...Ch. 4.3 - Finding an Equation of a Tangent Line In Exercises...Ch. 4.3 - Finding an Equation of a Tangent Line In Exercises...Ch. 4.3 - Finding an Equation of a Tangent Line In Exercises...Ch. 4.3 - Finding an Equation of a Tangent Line In Exercises...Ch. 4.3 - Finding an Equation of a Tangent Line In Exercises...Ch. 4.3 - Finding Derivatives Implicitly In Exercises 27-30,...Ch. 4.3 - Finding Derivatives Implicitly In Exercises 27-30,...Ch. 4.3 - Finding Derivatives Implicitly In Exercises 27-30,...Ch. 4.3 - Finding Derivatives Implicitly In Exercises 27-30,...Ch. 4.3 - Finding Second Derivatives In Exercises 31-34,...Ch. 4.3 - Finding Second Derivatives In Exercises 31-34,...Ch. 4.3 - Finding Second Derivatives In Exercises 31-34,...Ch. 4.3 - Finding Second Derivatives In Exercises 31-34,...Ch. 4.3 - Analyzing a Graph In Exercises 35-38, analyze and...Ch. 4.3 - Analyzing a Graph In Exercises 35-38, analyze and...Ch. 4.3 - Analyzing a Graph In Exercises 35-38, analyze and...Ch. 4.3 - Analyzing a Graph In Exercises 35-38, analyze and...Ch. 4.3 - Solving Equations In Exercises 39-42, solve the...Ch. 4.3 - Solving Equations In Exercises 39-42, solve the...Ch. 4.3 - Solving Equations In Exercises 39-42, solve the...Ch. 4.3 - Solving Equations In Exercises 39-42, solve the...Ch. 4.3 - Catenary A power cable that is suspended between...Ch. 4.3 - Maximum Revenue The demand function for a product...Ch. 4.3 - Depreciation The value V (in dollars) of an item...Ch. 4.3 - HOW DO YOU SEE IT? The yield y (in pounds per...Ch. 4.3 - Compound Interest The balance A (in dollars) in a...Ch. 4.3 - Learning Theory The average typing speed N (in...Ch. 4.3 - Probability In a recent year, the mean SAT score...Ch. 4.3 - Probability A survey of a college freshman class...Ch. 4.3 - Normal Probability Density Function Use a graphing...Ch. 4.3 - Normal Probability Density Function Use a graphing...Ch. 4.3 - Normal Probability Density Function Use Example 6...Ch. 4.3 - In Exercises 18, use the properties of exponents...Ch. 4.3 - In Exercises 18, use the properties of exponents...Ch. 4.3 - In Exercises 18, use the properties of exponents...Ch. 4.3 - In Exercises 18, use the properties of exponents...Ch. 4.3 - In Exercises 18, use the properties of exponents...Ch. 4.3 - In Exercises 18, use the properties of exponents...Ch. 4.3 - In Exercises 18, use the properties of exponents...Ch. 4.3 - In Exercises 18, use the properties of exponents...Ch. 4.3 - In Exercises 9-14, sketch the graph of the...Ch. 4.3 - In Exercises 9-14, sketch the graph of the...Ch. 4.3 - In Exercises 9-14, sketch the graph of the...Ch. 4.3 - In Exercises 9-14, sketch the graph of the...Ch. 4.3 - In Exercises 9-14, sketch the graph of the...Ch. 4.3 - In Exercises 9-14, sketch the graph of the...Ch. 4.3 - After t years, the remaining mass y (in grams) of...Ch. 4.3 - With an annual rate of inflation of 4.5% over the...Ch. 4.3 - For P = $2000, r = 3.5%, and t = 6 years, find the...Ch. 4.3 - How much should be deposited in an account paying...Ch. 4.3 - In Exercises 19-22, find the derivative of the...Ch. 4.3 - In Exercises 19-22, find the derivative of the...Ch. 4.3 - In Exercises 19-22, find the derivative of the...Ch. 4.3 - In Exercises 19-22, find the derivative of the...Ch. 4.3 - Find an equation of the tangent line to the graph...Ch. 4.3 - Analyze and sketch the graph of f(x)=0.5x2e0.5x....Ch. 4.3 - The demand function for a product is modeled by...Ch. 4.4 - Complete the table and sketch the graph of...Ch. 4.4 - Simplify each expression. a. lne3 b. eln(x+1)Ch. 4.4 - Use the properties of logarithms to rewrite each...Ch. 4.4 - Use the properties of logarithms to rewrite each...Ch. 4.4 - Simplify each expression. a. ex=6 b. 5+e0.2t=10Ch. 4.4 - Solve each equation. a. lnx=4 b. 4+5lnx=19Ch. 4.4 - Use the equation found in Example 7 to determine...Ch. 4.4 - In Exercises 1-4, find the inverse function of f....Ch. 4.4 - In Exercises 1-4, find the inverse function of f....Ch. 4.4 - In Exercises 1-4, find the inverse function of f....Ch. 4.4 - In Exercises 1-4, find the inverse function of f....Ch. 4.4 - In Exercises 5-8, solve the inequality. 0x+4Ch. 4.4 - In Exercises 5-8, solve the inequality. 0x2+1Ch. 4.4 - In Exercises 5-8, solve the inequality. 0x21Ch. 4.4 - In Exercises 5-8, solve the inequality. 02x5Ch. 4.4 - In Exercises 9 and 10, find the balance in the...Ch. 4.4 - In Exercises 9 and 10, find the balance in the...Ch. 4.4 - Logarithmic and Exponential Forms of Equations In...Ch. 4.4 - Logarithmic and Exponential Forms of Equations In...Ch. 4.4 - Logarithmic and Exponential Forms of Equations In...Ch. 4.4 - Logarithmic and Exponential Forms of Equations In...Ch. 4.4 - Logarithmic and Exponential Forms of Equations In...Ch. 4.4 - Logarithmic and Exponential Forms of Equations In...Ch. 4.4 - Logarithmic and Exponential Forms of Equations In...Ch. 4.4 - Logarithmic and Exponential Forms of Equations In...Ch. 4.4 - Matching In Exercises 9-12, match the function...Ch. 4.4 - Matching In Exercises 9-12, match the function...Ch. 4.4 - Matching In Exercises 9-12, match the function...Ch. 4.4 - Matching In Exercises 9-12, match the function...Ch. 4.4 - Graphing Logarithmic Functions In Exercises 1320,...Ch. 4.4 - Graphing Logarithmic Functions In Exercises 1320,...Ch. 4.4 - Graphing Logarithmic Functions In Exercises 1320,...Ch. 4.4 - Graphing Logarithmic Functions In Exercises 1320,...Ch. 4.4 - Graphing Logarithmic Functions In Exercises 1320,...Ch. 4.4 - Graphing Logarithmic Functions In Exercises 1320,...Ch. 4.4 - Graphing Logarithmic Functions In Exercises 13-20,...Ch. 4.4 - Graphing Logarithmic Functions In Exercises 13-20,...Ch. 4.4 - Applying Inverse Properties In Exercises 2126,...Ch. 4.4 - Applying Inverse Properties In Exercises 2126,...Ch. 4.4 - Applying Inverse Properties In Exercises 2126,...Ch. 4.4 - Applying Inverse Properties In Exercises 2126,...Ch. 4.4 - Applying Inverse Properties In Exercises 2126,...Ch. 4.4 - Applying Inverse Properties In Exercises 2126,...Ch. 4.4 - Expanding Logarithmic Expressions In Exercises...Ch. 4.4 - Expanding Logarithmic Expressions In Exercises...Ch. 4.4 - Expanding Logarithmic Expressions In Exercises...Ch. 4.4 - Expanding Logarithmic Expressions In Exercises...Ch. 4.4 - Expanding Logarithmic Expressions In Exercises...Ch. 4.4 - Expanding Logarithmic Expressions In Exercises...Ch. 4.4 - Expanding Logarithmic Expressions In Exercises...Ch. 4.4 - Expanding Logarithmic Expressions In Exercises...Ch. 4.4 - Expanding Logarithmic Expressions In Exercises...Ch. 4.4 - Expanding Logarithmic Expressions In Exercises...Ch. 4.4 - Using Properties of Logarithms In Exercises 37 and...Ch. 4.4 - Using Properties of Logarithms In Exercises 37 and...Ch. 4.4 - Condensing Logarithmic Expressions In Exercises...Ch. 4.4 - Condensing Logarithmic Expressions In Exercises...Ch. 4.4 - Condensing Logarithmic Expressions In Exercises...Ch. 4.4 - Condensing Logarithmic Expressions In Exercises...Ch. 4.4 - Condensing Logarithmic Expressions In Exercises...Ch. 4.4 - Condensing Logarithmic Expressions In Exercises...Ch. 4.4 - Condensing Logarithmic Expressions In Exercises...Ch. 4.4 - Condensing Logarithmic Expressions In Exercises...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Solving Exponential and Logarithmic Equations In...Ch. 4.4 - Inverse Functions In Exercises 69-72, analytically...Ch. 4.4 - Inverse Functions In Exercises 69-72, analytically...Ch. 4.4 - Inverse Functions In Exercises 69-72, analytically...Ch. 4.4 - Inverse Functions In Exercises 69-72, analytically...Ch. 4.4 - Compound Interest In Exercises 73 and 74, $3000 is...Ch. 4.4 - Compound Interest In Exercises 73 and 74, $3000 is...Ch. 4.4 - Compound Interest A deposit of $1000 is made in an...Ch. 4.4 - Compound Interest Complete the table to determine...Ch. 4.4 - Population Growth The population P (in thousands)...Ch. 4.4 - Population Growth The population P (in thousands)...Ch. 4.4 - Carbon Dating In Exercises 7982, you are given the...Ch. 4.4 - Carbon Dating In Exercises 7982, you are given the...Ch. 4.4 - Carbon Dating In Exercises 7982, you are given the...Ch. 4.4 - Carbon Dating In Exercises 7982, you are given the...Ch. 4.4 - Learning Theory Students in a mathematics class...Ch. 4.4 - HOW DO YOU SEE IT? The graph shows the percents of...Ch. 4.4 - Demand The demand function for a product is given...Ch. 4.4 - Demand The demand function for a product is given...Ch. 4.4 - Using a Property of Logarithms Demonstrate that...Ch. 4.4 - Finding Limits and Relative Extrema Use a...Ch. 4.4 - Verifying Properties of Logarithms In Exercises 89...Ch. 4.4 - Verifying Properties of Logarithms In Exercises 89...Ch. 4.4 - True or False? In Exercises 91-96, determine...Ch. 4.4 - True or False? In Exercises 91-96, determine...Ch. 4.4 - True or False? In Exercises 91-96, determine...Ch. 4.4 - True or False? In Exercises 91-96, determine...Ch. 4.4 - True or False? In Exercises 91-96, determine...Ch. 4.4 - True or False? In Exercises 9196, determine...Ch. 4.4 - Finance You are investing P dollars at an annual...Ch. 4.4 - Think About It Are the times required for the...Ch. 4.5 - Find the derivative of f(x)=ln5xCh. 4.5 - Find the derivative of each function. f(x)=ln(x24)...Ch. 4.5 - Find the derivative of f(x)=lnx+13.Ch. 4.5 - Find the derivative of f(x)=ln[ x2x2+1 ].Ch. 4.5 - Find an equation of the tangent line to the graph...Ch. 4.5 - Find all relative extrema of the function...Ch. 4.5 - Suppose the average test score in Example 7 was...Ch. 4.5 - Checkpoint 8 Worked-out solution available at...Ch. 4.5 - Use the change-of-base formula and a calculator to...Ch. 4.5 - Use a graphing utility to graph the model in...Ch. 4.5 - In Exercises 16, expand the logarithmic...Ch. 4.5 - In Exercises 1-6, expand the logarithmic...Ch. 4.5 - In Exercises 1-6, expand the logarithmic...Ch. 4.5 - In Exercises 1-6, expand the logarithmic...Ch. 4.5 - In Exercises 1-6, expand the logarithmic...Ch. 4.5 - In Exercises 1-6, expand the logarithmic...Ch. 4.5 - In Exercises 7 and 8, find dy/dx implicitly....Ch. 4.5 - In Exercises 7 and 8, find dy/dx implicitly....Ch. 4.5 - In Exercises 9 and 10, find the second derivative...Ch. 4.5 - In Exercises 9 and 10, find the second derivative...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Differentiating Logarithmic Functions In Exercises...Ch. 4.5 - Evaluating Logarithms In Exercises 23-28, evaluate...Ch. 4.5 - Evaluating Logarithms In Exercises 23-28, evaluate...Ch. 4.5 - Evaluating Logarithms In Exercises 23-28, evaluate...Ch. 4.5 - Evaluating Logarithms In Exercises 23-28, evaluate...Ch. 4.5 - Evaluating Logarithms In Exercises 23-28, evaluate...Ch. 4.5 - Evaluating Logarithms In Exercises 23-28, evaluate...Ch. 4.5 - Evaluating Logarithms In Exercises 23-28, evaluate...Ch. 4.5 - Changing Bases to Evaluate Logarithms In Exercises...Ch. 4.5 - Changing Bases to Evaluate Logarithms In Exercises...Ch. 4.5 - Changing Bases to Evaluate Logarithms In Exercises...Ch. 4.5 - Changing Bases to Evaluate Logarithms In Exercises...Ch. 4.5 - Changing Bases to Evaluate Logarithms In Exercises...Ch. 4.5 - Changing Bases to Evaluate Logarithms In Exercises...Ch. 4.5 - Differentiating Functions of Other Bases In...Ch. 4.5 - Differentiating Functions of Other Bases In...Ch. 4.5 - Differentiating Functions of Other Bases In...Ch. 4.5 - Differentiating Functions of Other Bases In...Ch. 4.5 - Differentiating Functions of Other Bases In...Ch. 4.5 - Differentiating Functions of Other Bases In...Ch. 4.5 - Differentiating Functions of Others Bases In...Ch. 4.5 - Differentiating Functions of Others Bases In...Ch. 4.5 - Differentiating Functions of Others Bases In...Ch. 4.5 - Differentiating Functions of Others Bases In...Ch. 4.5 - Finding an Equation of a Tangent Line In Exercises...Ch. 4.5 - Finding an Equation of a Tangent Line In Exercises...Ch. 4.5 - Finding an Equation of a Tangent Line In Exercises...Ch. 4.5 - Finding an Equation of a Tangent Line In Exercises...Ch. 4.5 - Finding an Equation of a Tangent Line In Exercises...Ch. 4.5 - Finding an Equation of a Tangent Line In Exercises...Ch. 4.5 - Finding an Equation of a Tangent Line In Exercises...Ch. 4.5 - Finding an Equation of a Tangent Line In Exercises...Ch. 4.5 - Finding Derivatives Implicitly In Exercises 53-56,...Ch. 4.5 - Finding Derivatives Implicitly In Exercises 53-56,...Ch. 4.5 - Finding Derivatives Implicitly In Exercises 53-56,...Ch. 4.5 - Finding Derivatives Implicitly In Exercises 53-56,...Ch. 4.5 - Finding Second Derivatives In Exercises 57-62,...Ch. 4.5 - Finding Second Derivatives In Exercises 57-62,...Ch. 4.5 - Finding Second Derivatives In Exercises 57-62,...Ch. 4.5 - Finding Second Derivatives In Exercises 57-62,...Ch. 4.5 - Finding Second Derivatives In Exercises 57-62,...Ch. 4.5 - Finding Second Derivatives In Exercises 57-62,...Ch. 4.5 - Sound Intensity The relationship between the...Ch. 4.5 - Chemistry The temperatures T (inF) at which water...Ch. 4.5 - Finding Relative Extrema In Exercises 65-68, find...Ch. 4.5 - Finding Relative Extrema In Exercises 65-68, find...Ch. 4.5 - Finding Relative Extrema In Exercises 65-68, find...Ch. 4.5 - Finding Relative Extrema In Exercises 65-68, find...Ch. 4.5 - Analyzing a Graph In Exercises 6972, analyze and...Ch. 4.5 - Analyzing a Graph In Exercises 6972, analyze and...Ch. 4.5 - Analyzing a Graph In Exercises 69-72, analyze and...Ch. 4.5 - Analyzing a Graph In Exercises 69-72, analyze and...Ch. 4.5 - Demand In Exercises 73 and 74, find dx/dp for the...Ch. 4.5 - Demand In Exercises 73 and 74, find dx/dp for the...Ch. 4.5 - Demand Solve the demand function in Exercise 73...Ch. 4.5 - Demand Solve the demand function in Exercise 74...Ch. 4.5 - Minimum Average Cost The cost of producing x units...Ch. 4.5 - Minimum Average Cost The cost of producing x units...Ch. 4.5 - Consumer Trends The numbers of employees E (in...Ch. 4.5 - HOW DO YOU SEE IT? The graph shows the temperature...Ch. 4.5 - Home Mortgage The term t (in years) of a $200,000...Ch. 4.5 - Earthquake Intensity On the Richter scale, the...Ch. 4.5 - Learning Theory Students in a learning theory...Ch. 4.6 - Checkpoint 1 Worked-out solution available at...Ch. 4.6 - Checkpoint 2 Worked-out solution available at...Ch. 4.6 - Checkpoint 3 Worked-out solution available at...Ch. 4.6 - Checkpoint 4 Worked-out solution available at...Ch. 4.6 - In Exercises 1-4, solve the equation for k....Ch. 4.6 - In Exercises 1-4, solve the equation for k....Ch. 4.6 - In Exercises 1-4, solve the equation for k....Ch. 4.6 - In Exercises 1-4, solve the equation for k....Ch. 4.6 - In Exercises 5-8, find the derivative of the...Ch. 4.6 - In Exercises 5-8, find the derivative of the...Ch. 4.6 - In Exercises 5-8, find the derivative of the...Ch. 4.6 - In Exercises 5-8, find the derivative of the...Ch. 4.6 - In Exercises 9-12, simplify the expression. eln4Ch. 4.6 - In Exercises 9-12, simplify the expression....Ch. 4.6 - In Exercises 9-12, simplify the expression....Ch. 4.6 - In Exercises 9-12, simplify the expression....Ch. 4.6 - Modeling Exponential Growth and Decay In Exercises...Ch. 4.6 - Modeling Exponential Growth and Decay In Exercises...Ch. 4.6 - Modeling Exponential Growth and Decay In Exercises...Ch. 4.6 - Modeling Exponential Growth and Decay In Exercises...Ch. 4.6 - Modeling Exponential Growth and Decay In Exercises...Ch. 4.6 - Modeling Exponential Growth and Decay In Exercises...Ch. 4.6 - Determining Exponential Growth and Decay In...Ch. 4.6 - Determining Exponential Growth and Decay In...Ch. 4.6 - Determining Exponential Growth and Decay In...Ch. 4.6 - Determining Exponential Growth and Decay In...Ch. 4.6 - Modeling Radioactive Decay In Exercises 11-16,...Ch. 4.6 - Modeling Radioactive Decay In Exercises 11-16,...Ch. 4.6 - Modeling Radioactive Decay In Exercises 11-16,...Ch. 4.6 - Modeling Radioactive Decay In Exercises 11-16,...Ch. 4.6 - Modeling Radioactive Decay In Exercises 11-16,...Ch. 4.6 - Modeling Radioactive Decay In Exercises 11-16,...Ch. 4.6 - Radioactive Decay What percent of a present amount...Ch. 4.6 - Radioactive Decay Find the half-life of a...Ch. 4.6 - Carbon Dating Carbon-14 (14C) dating assumes that...Ch. 4.6 - Carbon Dating Repeat Exercise 19 for a piece of...Ch. 4.6 - Finding Exponential Models In Exercises 21 and 22,...Ch. 4.6 - Finding Exponential Models In Exercises 21 and 22,...Ch. 4.6 - Population Growth The number of a certain type of...Ch. 4.6 - HOW DO YOU SEE IT? The graph shows the populations...Ch. 4.6 - Modeling Compound Interest In Exercises 25-32,...Ch. 4.6 - Modeling Compound Interest In Exercises 25-32,...Ch. 4.6 - Modeling Compound Interest In Exercises 25-32,...Ch. 4.6 - Modeling Compound Interest In Exercises 25-32,...Ch. 4.6 - Modeling Compound Interest In Exercises 25-32,...Ch. 4.6 - Modeling Compound Interest In Exercises 25-32,...Ch. 4.6 - Modeling Compound Interest In Exercises 25-32,...Ch. 4.6 - Modeling Compound Interest In Exercises 25-32,...Ch. 4.6 - Finding Present Value In Exercises 33 and 34,...Ch. 4.6 - Finding Present Value In Exercises 33 and 34,...Ch. 4.6 - Effective Rate The effective rate of interest reff...Ch. 4.6 - Effective Rate Use the results of Exercise 35 to...Ch. 4.6 - Investment: Rule of 70 Verify that the time...Ch. 4.6 - Investment: Rule of 70 Use the Rule of 70 from...Ch. 4.6 - Depreciation A sports utility vehicle that costs...Ch. 4.6 - Population The table shows the populations P (in...Ch. 4.6 - Sales The cumulative sales S (in thousands of...Ch. 4.6 - Sales The cumulative sales S (in thousands of...Ch. 4.6 - Learning Curve The management of a factory finds...Ch. 4.6 - Learning Curve The management in Exercise 43...Ch. 4.6 - Revenue A small business assumes that the demand...Ch. 4.6 - Revenue Repeat Exercise 45 given that when...Ch. 4 - Applying Properties of Exponents In Exercises 1...Ch. 4 - Applying Properties of Exponents In Exercises 1...Ch. 4 - Graphing Exponential Functions In Exercises 3-8,...Ch. 4 - Graphing Exponential Functions In Exercises 3-8,...Ch. 4 - Graphing Exponential Functions In Exercises 3-8,...Ch. 4 - Graphing Exponential Functions In Exercises 3-8,...Ch. 4 - Graphing Exponential Functions In Exercises 3-8,...Ch. 4 - Graphing Exponential Functions In Exercises 3-8,...Ch. 4 - Population Growth The resident populations P (in...Ch. 4 - Revenue The revenues R (in millions of dollars)...Ch. 4 - Property Value A piece of property sells for...Ch. 4 - Inflation Rate With an annual rate of inflation of...Ch. 4 - Applying Properties of Exponents In Exercises 13...Ch. 4 - Applying Properties of Exponents In Exercises 13...Ch. 4 - Graphing Natural Exponential Functions In...Ch. 4 - Graphing Natural Exponential Functions In...Ch. 4 - Graphing Natural Exponential Functions In...Ch. 4 - Graphing Natural Exponential Functions In...Ch. 4 - Finding Account Balances In Exercises 19-22,...Ch. 4 - Finding Account Balances In Exercises 19-22,...Ch. 4 - Finding Account Balances In Exercises 19-22,...Ch. 4 - Finding Account Balances In Exercises 19-22,...Ch. 4 - Comparing Account Balances In Exercises 23 and 24,...Ch. 4 - Comparing Account Balances In Exercises 23 and 24,...Ch. 4 - Effective Rate Find the effective rate of interest...Ch. 4 - Effective Rate Find the effective rate of interest...Ch. 4 - Present Value How much should be deposited in an...Ch. 4 - Present Value How much should be deposited in an...Ch. 4 - Demand The demand function for a product is...Ch. 4 - Demand The demand function for a product is...Ch. 4 - Profit The net profits P (in millions of dollars)...Ch. 4 - Population The populations P (in thousands) of...Ch. 4 - Biology A lake is stocked with 500 fish, and the...Ch. 4 - Medicine On a college campus of 5000 students, the...Ch. 4 - Differentiating Exponential Functions In Exercises...Ch. 4 - Differentiating Exponential Functions In Exercises...Ch. 4 - Differentiating Exponential Functions In Exercises...Ch. 4 - Differentiating Exponential Functions In Exercises...Ch. 4 - Differentiating Exponential Functions In Exercises...Ch. 4 - Differentiating Exponential Functions In Exercises...Ch. 4 - Finding an Equation of a Tangent Line In Exercises...Ch. 4 - Finding an Equation of a Tangent Line In Exercises...Ch. 4 - Finding an Equation of a Tangent Line In Exercises...Ch. 4 - Finding an Equation of a Tangent Line In Exercises...Ch. 4 - Analyzing a Graph In Exercises 4548, analyze and...Ch. 4 - Analyzing a Graph In Exercises 4548, analyze and...Ch. 4 - Analyzing a Graph In Exercises 4548, analyze and...Ch. 4 - Analyzing a Graph In Exercises 4548, analyze and...Ch. 4 - Logarithmic and Exponential Forms of Equations In...Ch. 4 - Logarithmic and Exponential Forms of Equations In...Ch. 4 - Logarithmic and Exponential Forms of Equations In...Ch. 4 - Logarithmic and Exponential Forms of Equations In...Ch. 4 - Graphing Logarithmic Functions In Exercises 5356,...Ch. 4 - Graphing Logarithmic Functions In Exercises 5356,...Ch. 4 - Graphing Logarithmic Functions In Exercises 5356,...Ch. 4 - Graphing Logarithmic Functions In Exercises 5356,...Ch. 4 - Expanding Logarithmic Expressions In Exercises...Ch. 4 - Expanding Logarithmic Expressions In Exercises...Ch. 4 - Expanding Logarithmic Expressions In Exercises...Ch. 4 - Expanding Logarithmic Expressions In Exercises...Ch. 4 - Expanding Logarithmic Expressions In Exercises...Ch. 4 - Expanding Logarithmic Expressions In Exercises...Ch. 4 - Condensing Logarithmic Expressions In Exercises...Ch. 4 - Condensing Logarithmic Expressions In Exercises...Ch. 4 - Condensing Logarithmic Expressions In Exercises...Ch. 4 - Condensing Logarithmic Expressions In Exercises...Ch. 4 - Solving Exponential and Logarithmic Equations In...Ch. 4 - Solving Exponential and Logarithmic Equations In...Ch. 4 - Solving Exponential and Logarithmic Equations In...Ch. 4 - Solving Exponential and Logarithmic Equations In...Ch. 4 - Solving Exponential and Logarithmic Equations In...Ch. 4 - Solving Exponential and Logarithmic Equations In...Ch. 4 - Solving Exponential and Logarithmic Equations In...Ch. 4 - Solving Exponential and Logarithmic Equations In...Ch. 4 - Solving Exponential and Logarithmic Equations In...Ch. 4 - Solving Exponential and Logarithmic Equations In...Ch. 4 - Solving Exponential and Logarithmic Equations In...Ch. 4 - Solving Exponential and Logarithmic Equations In...Ch. 4 - Solving Exponential and Logarithmic Equations In...Ch. 4 - Solving Exponential and Logarithmic Equations In...Ch. 4 - Compound Interest A deposit of $400 is made in an...Ch. 4 - Hourly Earnings The average hourly wages w (in...Ch. 4 - Learning Theory Students in a psychology...Ch. 4 - Demand The demand function for a product is given...Ch. 4 - Differentiating Logarithmic Functions In Exercises...Ch. 4 - Differentiating Logarithmic Functions In Exercises...Ch. 4 - Differentiating Logarithmic Functions In Exercises...Ch. 4 - Differentiating Logarithmic Functions In Exercises...Ch. 4 - Differentiating Logarithmic Functions In Exercises...Ch. 4 - Differentiating Logarithmic Functions In Exercises...Ch. 4 - Differentiating Logarithmic Functions In Exercises...Ch. 4 - Differentiating Logarithmic Functions In Exercises...Ch. 4 - Differentiating Logarithmic Functions In Exercises...Ch. 4 - Differentiating Logarithmic Functions In Exercises...Ch. 4 - Differentiating Logarithmic Functions In Exercises...Ch. 4 - Differentiating Logarithmic Functions In Exercises...Ch. 4 - Differentiating Logarithmic Functions In Exercises...Ch. 4 - Differentiating Logarithmic Functions In Exercises...Ch. 4 - Evaluating Logarithms In Exercises 99-102,...Ch. 4 - Evaluating Logarithms In Exercises 99-102,...Ch. 4 - Evaluating Logarithms In Exercises 99-102,...Ch. 4 - Evaluating Logarithms In Exercises 99-102,...Ch. 4 - Changing Bases to Evaluate Logarithms In Exercises...Ch. 4 - Changing Bases to Evaluate Logarithms In Exercises...Ch. 4 - Changing Bases to Evaluate Logarithms In Exercises...Ch. 4 - Changing Bases to Evaluate Logarithms In Exercises...Ch. 4 - Differentiating Functions of Other Bases In...Ch. 4 - Differentiating Functions of Other Bases In...Ch. 4 - Differentiating Functions of Other Bases In...Ch. 4 - Differentiating Functions of Other Bases In...Ch. 4 - Differentiating Functions of Other Bases In...Ch. 4 - Differentiating Functions of Other Bases In...Ch. 4 - Finding Relative Extrema In Exercises 113-116,...Ch. 4 - Finding Relative Extrema In Exercises 113-116,...Ch. 4 - Finding Relative Extrema In Exercises 113-116,...Ch. 4 - Finding Relative Extrema In Exercises 113-116,...Ch. 4 - Music The numbers of music albums downloaded D (in...Ch. 4 - Minimum Average Cost The cost of producing x units...Ch. 4 - Modeling Exponential Growth and Decay In Exercises...Ch. 4 - Modeling Exponential Growth and Decay In Exercises...Ch. 4 - Modeling Radioactive Decay In Exercises 121-126,...Ch. 4 - Modeling Radioactive Decay In Exercises 121-126,...Ch. 4 - Modeling Radioactive Decay In Exercises 121-126,...Ch. 4 - Modeling Radioactive Decay In Exercises 121-126,...Ch. 4 - Modeling Radioactive Decay In Exercises 121-126,...Ch. 4 - Modeling Radioactive Decay In Exercises 121-126,...Ch. 4 - Modeling Compound Interest In Exercises 127-130,...Ch. 4 - Modeling Compound Interest In Exercises 127-130,...Ch. 4 - Modeling Compound Interest In Exercises 127-130,...Ch. 4 - Modeling Compound Interest In Exercises 127-130,...Ch. 4 - Medical Science Soon after an injection, the...Ch. 4 - Population Growth The number of a certain type of...Ch. 4 - In Exercises 14, use the properties of exponents...Ch. 4 - In Exercises 14, use the properties of exponents...Ch. 4 - In Exercises 14, use the properties of exponents...Ch. 4 - In Exercises 14, use the properties of exponents...Ch. 4 - In Exercises 5-10, sketch the graph of the...Ch. 4 - In Exercises 5-10, sketch the graph of the...Ch. 4 - In Exercises 5-10, sketch the graph of the...Ch. 4 - In Exercises 5-10, sketch the graph of the...Ch. 4 - In Exercises 5-10, sketch the graph of the...Ch. 4 - In Exercises 5-10, sketch the graph of the...Ch. 4 - In Exercises 1113, use the properties of...Ch. 4 - In Exercises 1113, use the properties of...Ch. 4 - In Exercises 1113, use the properties of...Ch. 4 - In Exercises 1416, use the properties of...Ch. 4 - In Exercises 1416, use the properties of...Ch. 4 - In Exercises 1416, use the properties of...Ch. 4 - In Exercises 17-19, solve for x. ln3x=3.5Ch. 4 - In Exercises 17-19, solve for x. 10e2x+1=900Ch. 4 - In Exercises 17-19, solve for x. 50(1.06)x=1500Ch. 4 - A deposit of $500 is made in an account that earns...Ch. 4 - In Exercises 21-26, find the derivative of the...Ch. 4 - In Exercises 21-26, find the derivative of the...Ch. 4 - In Exercises 21-26, find the derivative of the...Ch. 4 - In Exercises 21-26, find the derivative of the...Ch. 4 - In Exercises 21-26, find the derivative of the...Ch. 4 - In Exercises 21-26, find the derivative of the...Ch. 4 - The sales S (in billions of dollars) of organic...Ch. 4 - What percent of a present amount of radioactive...Ch. 4 - A population is growing continuously at the rate...

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