Calculus 8th Edition

Published by Cengage
ISBN 10: 1285740629
ISBN 13: 978-1-28574-062-1

Appendix A - Numbers, Inequalities, and Absolute Values - A Exercises - Page A9: 40

Answer

$68\leq$F$\leq86$

Work Step by Step

$20\leq$C$\leq30$ Substitute C=5/9(F-32) [GIVEN] Multiply by 9/5 Add 32 $68\leq$F$\leq86$
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