(a)
To write: Statements relating two quantities in real life that exemplify given type of variation.
Direct
(a)
Answer to Problem 4CFU
The amount of gas in your tank varies directly as the number of miles your car is driven.
Explanation of Solution
Given information: Direct
Calculation:
The amount of gas in your tank varies directly as the number of miles your car is driven.
(b)
To write: Statements relating two quantities in real life that exemplify given type of variation.
Inverse
(b)
Answer to Problem 4CFU
The length of 1 side of a rectangle varies inversely as its width times its area.
Explanation of Solution
Given information: Inverse
Calculation:
The length of 1 side of a rectangle varies inversely as its width times its area.
The area is a constant.
(c)
To write: Statements relating two quantities in real life that exemplify given type of variation.
Joint
(c)
Answer to Problem 4CFU
The area of a rectangle varies jointly as its length and width.
Explanation of Solution
Given information: Joint
Calculation:
The area of a rectangle varies jointly as its length and width.
Chapter 3 Solutions
Advanced Mathematical Concepts: Precalculus with Applications, Student Edition
Additional Math Textbook Solutions
Single Variable Calculus: Early Transcendentals (2nd Edition) - Standalone book
Calculus: Early Transcendentals (2nd Edition)
Precalculus (10th Edition)
Calculus and Its Applications (11th Edition)
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