Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 11 - Section 11.1 - Solving Quadratic Equations by Factoring - Exercise - Page 364: 24

Answer

$x=\frac{1}{2}$ or $x=8$.

Work Step by Step

By factorization, we have $$2x^2-17 x-8=(2x-1)(x-8)=0.$$ Then we have $$(2x-1) =0, \quad \text{or} \quad )(x-8)=0$$ that is $x=\frac{1}{2}$ or $x=8$.
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