For positive acute angles A and B, it is known that sin A = 1 and 15 17 cos B Find the value of cos(A - B) in simplest form. = 21 29.
For positive acute angles A and B, it is known that sin A = 1 and 15 17 cos B Find the value of cos(A - B) in simplest form. = 21 29.
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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Transcribed Image Text:For positive acute angles A and B, it is known that sin A
Find the value of cos(A - B) in simplest form.
=
cos B
21
29.
Answer:
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$
P
5
Submit Answer
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17
15 and
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attempt 1 out or
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