Finite Math and Applied Calculus (6th Edition)

Published by Brooks Cole
ISBN 10: 1133607705
ISBN 13: 978-1-13360-770-0

Chapter 0 - Section 0.3 - Multiplying and Factoring Algebraic Expressions - Exercises - Page 21: 44


y=$\frac{1}{4}$ or $y=-\frac{3}{5}$

Work Step by Step

$20y^{2}+7y+3$ =$20y^{2}+12y-5y+3$ =$4y(5y+3)-1(5y+3)$ $(4y-1)(5y+3)$$=0$ y=$\frac{1}{4}$ or $y=-\frac{3}{5}$
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