Concept explainers
(a)
To identify: the independent and dependent variables.
(a)
Answer to Problem 34PPS
The required function is
Explanation of Solution
Given:
The submersible descends to a depth of 1500 feet at a rate of 40 feet per minute
Calculation:
Let d be the total depth and t be the total time
Since the total depth depends on total time, total depth d be the dependent variable and total time t be the independent variable.
Words:
Function:
Conclusion: Therefore, the required function is
(b)
To find: the total amount of time it took to reach 1500 feet.
(b)
Answer to Problem 34PPS
The total time to reach 1500 feet is 37.5 minutes.
Explanation of Solution
Calculation:
Need to find the total time to reach 1500 feet
Consider the equation
Substitute
Conclusion: Therefore, the total time to reach 1500 feet is 37.5 minutes.
Chapter 8 Solutions
Pre-Algebra Student Edition
Additional Math Textbook Solutions
College Algebra (5th Edition)
College Algebra (7th Edition)
Graphical Approach To College Algebra
College Algebra (6th Edition)
Intermediate Algebra (7th Edition)
- Algebra and Trigonometry (6th Edition)AlgebraISBN:9780134463216Author:Robert F. BlitzerPublisher:PEARSONContemporary Abstract AlgebraAlgebraISBN:9781305657960Author:Joseph GallianPublisher:Cengage LearningLinear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage Learning
- Algebra And Trigonometry (11th Edition)AlgebraISBN:9780135163078Author:Michael SullivanPublisher:PEARSONIntroduction to Linear Algebra, Fifth EditionAlgebraISBN:9780980232776Author:Gilbert StrangPublisher:Wellesley-Cambridge PressCollege Algebra (Collegiate Math)AlgebraISBN:9780077836344Author:Julie Miller, Donna GerkenPublisher:McGraw-Hill Education