Calculus with Applications (10th Edition)

Published by Pearson
ISBN 10: 0321749006
ISBN 13: 978-0-32174-900-0

Chapter R - Algebra Reference - R.7 Radicals - R.7 Exercises: 25

Answer

$\sqrt{4-25z^2}$

Work Step by Step

Factor the binomial to have: $=\sqrt{(2-5z)(2+5z)}$ The radicand has no perfect square factors, so the radicand is already in lowest terms.
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