Answer
$(a)$ $5 - \sqrt 5$ $\approx 2.764$
$(b)$ $10 - \pi$ $\approx 6.858$
Work Step by Step
$(a)$ |$\sqrt 5 - 5$|
$\sqrt 5 - 5 \approx -2.764$
$|-2.764...| = 2.764...$
$(b) |10-\pi|$
$10 - \pi \approx 6.858$
$|6.858...| = 6.858...$
Precalculus: Mathematics for Calculus, 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305071751
ISBN 13:
978-1-30507-175-9
Chapter 1 - Section 1.1 - Real Numbers - 1.1 Exercises - Page 11: 68
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