← Find the exact value of cos (a + B) if sin a = cos (α + B) = (Simplify your answer. Type a fraction.) and sin = - 12 13 1 with a in quadrant II and ß in quadrant IV. 01/07/2023 01

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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←
Find the exact value of cos (a + B) if sin a =
cos (a + B) =
(Simplify your answer. Type a fraction.)
45
and sin =
***
- 12
13
with a in quadrant II and ß in quadrant IV.
01/07/2023 01:31
Transcribed Image Text:← Find the exact value of cos (a + B) if sin a = cos (a + B) = (Simplify your answer. Type a fraction.) 45 and sin = *** - 12 13 with a in quadrant II and ß in quadrant IV. 01/07/2023 01:31
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