Answer
$T=8.89$ seconds
Work Step by Step
$T=2\pi\sqrt{\frac{l}{32}}$
We plug in $l=64$:
$T=2\pi\sqrt{\frac{64}{32}}=2\pi\sqrt{2}=8.89$ seconds
College Algebra (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0321979478
ISBN 13:
978-0-32197-947-6
Chapter R - Section R.8 - nth Roots; Rational Exponents - R.8 Assess Your Understanding - Page 80: 121
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