Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 6 Rational Exponents and Radical Functions - 6.6 Solve Radical Equations - 6.6 Exercises - Problem Solving - Page 458: 57

Answer

$\approx391.05$ minutes

Work Step by Step

Plugging in $k=0.04,h_0=6.5,h=0,r=0.875$ into the formula we get: $0.875=\sqrt{\frac{0.04t}{\pi(6.5-0)}}=\sqrt{\frac{0.04t}{\pi(6.5)}}\\0.766\approx\frac{0.04t}{\pi(6.5)}\\15.642\approx0.04t\\391.05\approx t$
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