Answer
$9x^{2}-\frac{1}{25}$
Work Step by Step
Step 1: $(3x-\frac{1}{5})(3x+\frac{1}{5})$
Step 2: $3x(3x+\frac{1}{5})-\frac{1}{5}(3x+\frac{1}{5})$
Step 3: $9x^{2}+\frac{3x}{5}-\frac{3x}{5}-\frac{1}{5}(\frac{1}{5})$
Step 4: $9x^{2}-\frac{1}{25}$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 5 - Test - Page 409: 23
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