Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 1 - Section 1.8 - Inequalities - 1.8 Exercises - Page 90: 110

Answer

$10\leq C \leq 35$

Work Step by Step

To determine the range in Celsius we will take key points of Fahrenheit and calculate corresponding Celsius. Then we can easily write the corresponding range. $50°F=(50-32)\frac{5}{9}=10°C$ $95°F=(95-32)\frac{5}{9}=35°C$ So we have: $10\leq C \leq 35$
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