For the following problem, assume that all given angles are in simplest form, so that if A is in QIV you may assume that 270° < A < 360°. If sin(A) 4 with A in QIV, and sin(B) · 3 with B in QIV then cos(A + B) = Preview
For the following problem, assume that all given angles are in simplest form, so that if A is in QIV you may assume that 270° < A < 360°. If sin(A) 4 with A in QIV, and sin(B) · 3 with B in QIV then cos(A + B) = Preview
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 the following problem, assume that all given angles are in simplest form, so that if A is in QIV you may
assume that 270° < A < 360°.
with A in QIV, and sin(B)
5
3
with B in QIV then
5
If sin(A)
-
-
cos(A + B) =
Preview
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