Answer
$$\frac{x+2}{2}$$
Work Step by Step
Using the rules of Algebra, we find:
$$\frac{x^2+5x+6}{2x+6} \\ \frac{\left(x+2\right)\left(x+3\right)}{2x+6} \\ \frac{\left(x+2\right)\left(x+3\right)}{2\left(x+3\right)} \\ \frac{x+2}{2}$$
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 10 - Compositions, Inverses, and Combinations of Functions - Review Exercises and Problems for Chapter Ten - Page 428: 103
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