Establish the identity. CoS ++ sin 0 Choose the sequence of steps below that verifies the identity. O A. 元 CoS = COS cos 0 + sin sin 0 = (0) cos 0+ (1) sin 0 = - sin e %3D 元 3T cos = COS os 0 + sin sin 0 = (0) cos 0+(-1) sin 0= - sin 0 2 OC. Cos ++ = COS cos 0- sin sin 0 = (0) cos 0-(1) sin 0= - sin 0 O D. Cos 0- sin sin 0= (0) cos 0-(-1) sin 0= sin 0 COS = COS 元2 B.
Establish the identity. CoS ++ sin 0 Choose the sequence of steps below that verifies the identity. O A. 元 CoS = COS cos 0 + sin sin 0 = (0) cos 0+ (1) sin 0 = - sin e %3D 元 3T cos = COS os 0 + sin sin 0 = (0) cos 0+(-1) sin 0= - sin 0 2 OC. Cos ++ = COS cos 0- sin sin 0 = (0) cos 0-(1) sin 0= - sin 0 O D. Cos 0- sin sin 0= (0) cos 0-(-1) sin 0= sin 0 COS = COS 元2 B.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 62E
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Question
Transcribed Image Text:Establish the identity.
COS
sin 0
%3D
Choose the sequence of steps below that verifies the identity.
O A.
COS
2.
+0 = coS
cos 0 + sin
sin 0 = (0) cos 0 + (1) sin 0 = - sin 0
= COS
2.
O B.
++
sin 0 = (0) cos 0+(-1) sin 0 = - sin 0
2
COS
= COS
cos 0 + sin
2.
O C.
COS
2
+0
= COS
cos 0- sin
sin 0 = (0) cos 0- (1) sin 0 = - sin 0
O D.
sin 0 = (0) cos 0-(-1) sin 0=- sin 0
2
COS
0+
= COS
cos 0- sin
2.
2.
2.
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