Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)

Published by Pearson
ISBN 10: 0-32193-104-1
ISBN 13: 978-0-32193-104-7

Appendix A - Review - A.4 Factoring Polynomials - A.4 Assess Your Understanding - Page A40: 113

Answer

$(x+2)(x-3)$

Work Step by Step

We start by factoring out $x+2$ and then simplify: $$ (x + 2)^2 - 5(x + 2)=(x+2)((x+2)-5)=(x+2)(x-3) .$$
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