Given that sin A =, cos B = - , A is a quadrant I angle, and B is a quadrant II angle, find each of the following. (a) sin(A + B) (b) cos(A + B) (c) tan(A – B) (d) the quadrant of A + B
Given that sin A =, cos B = - , A is a quadrant I angle, and B is a quadrant II angle, find each of the following. (a) sin(A + B) (b) cos(A + B) (c) tan(A – B) (d) the quadrant of A + B
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°.
Related questions
Question
Answer (a) through (d). Please show your work.
Transcribed Image Text:Given that sin A =, cos B = -
, A is a quadrant I angle, and B is a quadrant II
angle, find each of the following.
(a) sin(A + B) (b) cos(A + B) (c) tan(A – B) (d) the quadrant of A + B
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