BuyFind

Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071
BuyFind

Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071

Solutions

Chapter 2.3, Problem 48E

a.

To determine

the intervals on which function is increasing or decreasing

Expert Solution

Answer to Problem 48E

The function is increasing on 10yr25yr and decreasing on 25yr50yr

Explanation of Solution

Given information : The provided graph shown below

  Precalculus: Mathematics for Calculus - 6th Edition, Chapter 2.3, Problem 48E , additional homework tip  1

  Precalculus: Mathematics for Calculus - 6th Edition, Chapter 2.3, Problem 48E , additional homework tip  2

At the interval 10yr25yr the graph interval is increasing

At the interval 25yr50yr the graph interval is decreasing which is shown in figure

b.

To determine

What was the maximum population, and what year it was attained

Expert Solution

Explanation of Solution

Given information : The provided graph shown below

  Precalculus: Mathematics for Calculus - 6th Edition, Chapter 2.3, Problem 48E , additional homework tip  3

  Precalculus: Mathematics for Calculus - 6th Edition, Chapter 2.3, Problem 48E , additional homework tip  4

The maximum population is 50,000 which is attain in 1975

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