Precalculus: Mathematics for Calculus, 7th Edition

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

Chapter 1 - Section 1.1 - Real Numbers - 1.1 Exercises: 68

Answer

$(a)$ $5 - \sqrt 5$ $\approx 2.764$ $(b)$ $10 - \pi$ $\approx 6.858$

Work Step by Step

$(a)$ |$\sqrt 5 - 5$| $\sqrt 5 - 5 \approx -2.764$ $|-2.764...| = 2.764...$ $(b) |10-\pi|$ $10 - \pi \approx 6.858$ $|6.858...| = 6.858...$
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