Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 1 - Review Exercises - Page 301: 31

Answer

a. $[-3,5)$ b. $[-5,0]$ c. $x=-3$ d. $y=-2$ e. $(-2,0)$ and $(3,5)$, $(-3,-2)$ and $(0,3)$ f. $f(-2)=-3, f(3)=-5$

Work Step by Step

Using the figure given in the exercise, we have: a. the function’s domain as $[-3,5)$ b. the function’s range as $[-5,0]$ c. the x-intercepts as $x=-3$ d. the y-intercept as $y=-2$ e. intervals on which the function is increasing as $(-2,0)$ and $(3,5)$, decreasing as $(-3,-2)$ and $(0,3)$ f. $f(-2)=-3, f(3)=-5$
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