Given co s a = - where P (a) is in QIII and cos B = where P (B) is in QIV. Find the exact value of cos(a - B). 15+8/6 35 -15+8/6 35 -15-8/6 35 15-8/6 35
Given co s a = - where P (a) is in QIII and cos B = where P (B) is in QIV. Find the exact value of cos(a - B). 15+8/6 35 -15+8/6 35 -15-8/6 35 15-8/6 35
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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