Answer
$b = 4/3, -4/3$
Work Step by Step
$9b^2=16$
$9b^2/9=16/9$
$b^2 = 16/9$
$\sqrt {b^2} = \sqrt{16/9}$
$b = 4/3, -4/3$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 9 - Quadratic Functions and Equations - 9-4 Factoring to Solve Quadratic Equations - Practice and Problem-Solving Exercises - Page 558: 25
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