Find cos(s - t) given that cos s = -5/13 , with s in quadrant II, and sin t =15/17 , with t in quadrant II.
Find cos(s - t) given that cos s = -5/13 , with s in quadrant II, and sin t =15/17 , with t in quadrant II.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 13E
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Find cos(s - t) given that cos s = -5/13 , with s in quadrant II, and sin t =15/17 , with t in quadrant II.
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