College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 1, Equations and Graphs - Section 1.4 - Solving Quadratic Equations - 1.4 Exercises - Page 123: 14


$w=-\displaystyle \frac{1}{2}$ or $w=\displaystyle \frac{3}{2}$

Work Step by Step

We solve by factoring: $4w^{2}=4w+3$ $4w^{2}-4w-3=0$ $(2w+1)(2w-3)=0$ $2w+1=0$ or $2w-3=0$ So we have: $w=-\displaystyle \frac{1}{2}$ or $w=\displaystyle \frac{3}{2}$
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