Algebra 2 (1st Edition)

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


$x=0.5$ 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.
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