Answer
$x=0.5$ is a zero.
Work Step by Step
The Factor Theorem says that $(x-a)$ is a factor of $f(x)$ if and only if $f(a)=0$. Hence here: $2x-1=2(x-0.5)$, thus $x=0.5$ is a zero.
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 5 Polynomials and Polynomial Functions - 5.5 Apply the Remainder and Factor Theorems - 5.5 Exercises - Skill Practice - Page 356: 40a
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