Answer
a) the solutions are $0$ and $-3$
b) the solutions are $0$ and $\frac{3}{4}$
Work Step by Step
a) $y(y+3)=0$
$y=0$ or $y+3=0$
$y=0$ or $y=-3$
b) $x(4x-3)=0$
$x=0$ or $4x-3=0$
$x=0$ or $4x=3$
$x=0$ or $x=\frac{3}{4}$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 6 - Section 6.6 - Solving Quadratic Equations by Factoring - Practice - Page 454: 3
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