Math

CalculusCalculus: An Applied Approach (MindTap Course List)Learning Theory Students in a mathematics class were given an exam and then retested monthly with equivalent exams. The average scores S (on a 100-point scale) for the class can be modeled by S = 80 − 14 ln ( t + 1 ) , 0 ≤ t ≤ 12 , where t is the time in months. (a) What was the average score on the original exam? (b) What was the average score after 4 months? (c) After how many months was the average score 46?BuyFind*launch*

10th Edition

Ron Larson

Publisher: Cengage Learning

ISBN: 9781305860919

Chapter 4.4, Problem 83E

Textbook Problem

**Learning Theory** Students in a mathematics class were given an exam and then retested monthly with equivalent exams. The average scores *S* (on a 100-point scale) for the class can be modeled by
*t* is the time in months.

(a) What was the average score on the original exam?

(b) What was the average score after 4 months?

(c) After how many months was the average score 46?

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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