Answer
$x=\dfrac{1}{2}$ and $x=-1$
Work Step by Step
After factorization, we have: $(2x-1) (x+1) =0$
Then we use the zero factor property to obtain:
$2x-1=0 $ and $x+1=0$
This yields: $x=\dfrac{1}{2}$ and $x=-1$
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Chapter 5 - Trigonometric Functions - Cumulative Review - Page 460: 1
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