Establish the identity. (12-0) COS Choose the sequence of steps below that verifies the identity. O A. OB. O C. OD. COS COS COS COS EN 2 T I = sin 0 EN 0 = π = COS 2 cos 0 - sin sin 0 = (0) cos 0 - (1) sin 0= sin 0 0 = _ 11 I sin 2 sin = COS π NI: I cos 0 - cos sin 0) = (0) cos 0 + (0) sin 0 = sin() 2 EN cos 0 + cos 2 TU cos (0) + sin T 2 sin 0 =(1) cos 0 - (0) sin 0 = sin 0 Д sin 0 = (0) cos 0 + (1) sin 0 = sin 0 2 HE
Establish the identity. (12-0) COS Choose the sequence of steps below that verifies the identity. O A. OB. O C. OD. COS COS COS COS EN 2 T I = sin 0 EN 0 = π = COS 2 cos 0 - sin sin 0 = (0) cos 0 - (1) sin 0= sin 0 0 = _ 11 I sin 2 sin = COS π NI: I cos 0 - cos sin 0) = (0) cos 0 + (0) sin 0 = sin() 2 EN cos 0 + cos 2 TU cos (0) + sin T 2 sin 0 =(1) cos 0 - (0) sin 0 = sin 0 Д sin 0 = (0) cos 0 + (1) sin 0 = sin 0 2 HE
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
Transcribed Image Text:Establish the identity.
COS
O A.
Choose the sequence of steps below that verifies the identity.
OB.
O C.
OD.
COS
COS
COS
S
COS
0 = sin 0
π
π
2
www
0
0
= COS
T
2 cos 0 - sin sin 0 = (0) cos 0 - (1) sin() = sin()
2
= sin 2
= sin 2
cos 0 + cos
T
sin 0 = (1) cos 0 – (0) sin 0 = sin 0
2
π
cos 0 - cos sin 0 = (0) cos 0 + (0) sin 0 = sin()
= cos cos () + sin
COS
2
sin () = (0) cos ()+ (1) sin 0= sin ()
2
338
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