4 Given: tana: -3 Find the exact value using the difference ID for sine. 1. == and a lies in Quad II and cos 3 = sin (a-B) α -40 and ß lies in Quad III 41 (US) 200 Label both right triangles correctly! 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°.
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Please answer the given image math problem. 

2.
4
-40
Given: tan a = - and a lies in Quad II and cos ß =
-3
41
(US) 200
Find the exact value using the difference ID for sine. Label both right triangles correctly!
1.
sin (a-B)
a
obris 2 omtalsend
bne sydegis conoltsmidimos anku ydi su
and lies in Quad III
B
40
Find the exact value of cos 165° = cos(120 +45°) by using the sum ID for cosine.
Show your work!
7.
Transcribed Image Text:2. 4 -40 Given: tan a = - and a lies in Quad II and cos ß = -3 41 (US) 200 Find the exact value using the difference ID for sine. Label both right triangles correctly! 1. sin (a-B) a obris 2 omtalsend bne sydegis conoltsmidimos anku ydi su and lies in Quad III B 40 Find the exact value of cos 165° = cos(120 +45°) by using the sum ID for cosine. Show your work! 7.
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