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 - 6.3 Perform Function Operations and Composition - 6.3 Exercises - Problem Solving - Page 434: 46b



Work Step by Step

$t(x)=s(x)+r(x)$, hence using part a): $t(x)=\frac{20-x}{6.4}+\frac{\sqrt{144+x^2}}{0.9}$
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