Answer
$(5z-3)^2$
Work Step by Step
$25z^2-30z+9=(5z)^2-2(5z)(3)+3^2=(5z-3)^2$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Prerequisites - p.4 - Factoring Polynomials - Exercises - Page 39: 21
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