Answer
$\pi$/4
Work Step by Step
$17\pi$/4-$8\pi$/4=$9\pi$/4;
$9\pi$/4-$8\pi$/4=$\pi$/4
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 6 - Section 6.1 - Angle Measure - 6.1 Exercises - Page 478: 51
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