(글콜) (콜을) (0,1) (플플) (물) 120 3 60 135" 4. 45 5m 150 6 30'금 (-1,0) (1,0) OF0 180, 210 11a 330. 6 7m (골을) 225. 315 4 (콜콜) 240 4n 300, 3 (글콜) G) (0.-1) 37 270'도 -1 a. b. LUS c. V tan150 d.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.5: Product-to-sum And Sum-to-product Formulas
Problem 2E
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Question
(cos 0, sin 6)
(G4)
(0,1t
(글)
2x
120
3x
135
(목폭)
B0
(물)
45
5m
150 6
30
(-1,0)
(1.0)
0.0
180
7m
210
11
330
(골물)
7m
315
5x
225
4.
4
(를끌)
300.3
240
'3
(0.-1)
270,
-1
a.
b.
c. V
lan150
Transcribed Image Text:(cos 0, sin 6) (G4) (0,1t (글) 2x 120 3x 135 (목폭) B0 (물) 45 5m 150 6 30 (-1,0) (1.0) 0.0 180 7m 210 11 330 (골물) 7m 315 5x 225 4. 4 (를끌) 300.3 240 '3 (0.-1) 270, -1 a. b. c. V lan150
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