Establish the identity. 1 In |cos e| = (In |1 + cos (20)| – In 2) 2 Choose the sequence of steps below that verifies the identity. O A. 1/2 1+ cos (20) In 1 (In |1+ cos (20)| - In 2) = = (In (cos ?e|) 1/2, = In |cos 0| 2 ОВ. 1 5 (In |1+ cos (20)| – In 2) = (In| – 1+ sin (20)) 1/2 1/2 = (In|cos 2el) = In cos 0 - 1/2 1- cos (20) In 1 5 (In |1- cos (20)| - In 2) = || = (In |sin?e|) 1/2 = In cos 0 2 O D. 1 (In |1- cos (20)| - In 2) = (In|1 + sin (20)|)"²- (In |cos?e|) 1/2 1/2 = In cos 0
Establish the identity. 1 In |cos e| = (In |1 + cos (20)| – In 2) 2 Choose the sequence of steps below that verifies the identity. O A. 1/2 1+ cos (20) In 1 (In |1+ cos (20)| - In 2) = = (In (cos ?e|) 1/2, = In |cos 0| 2 ОВ. 1 5 (In |1+ cos (20)| – In 2) = (In| – 1+ sin (20)) 1/2 1/2 = (In|cos 2el) = In cos 0 - 1/2 1- cos (20) In 1 5 (In |1- cos (20)| - In 2) = || = (In |sin?e|) 1/2 = In cos 0 2 O D. 1 (In |1- cos (20)| - In 2) = (In|1 + sin (20)|)"²- (In |cos?e|) 1/2 1/2 = In cos 0
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.
1
In |cos e| = (In |1 + cos (20)|- In 2)
Choose the sequence of steps below that verifies the identity.
OA.
1
1+ cos (20)
1/2
1/2
(In |1+ cos (20)| - In 2) = | In -
= (In |cos 2el)
= In |cos 0|
2
2
О В. 1
(In |1 + cos (20)| - In 2) = (In| -
1/2
1/2
(In |cos e|)'
2
2
-1+ sin (20)|)
= In cos 0
=
Oc.
기 (In|1- cos (26)-In 2)
1/2
1- cos (20)
In
1
= (In sin?e|)
1/2
= In cos 0
2
OD.
(In |1- cos (20)| - In 2) = (In | 1+ sin (20)|) '"< = (In |cos ?e|)
1/2
1/2
= In cos 0|
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 1 images
Recommended textbooks for you
Trigonometry (11th Edition)
Trigonometry
ISBN:
9780134217437
Author:
Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:
PEARSON
Trigonometry (MindTap Course List)
Trigonometry
ISBN:
9781305652224
Author:
Charles P. McKeague, Mark D. Turner
Publisher:
Cengage Learning
Trigonometry (11th Edition)
Trigonometry
ISBN:
9780134217437
Author:
Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:
PEARSON
Trigonometry (MindTap Course List)
Trigonometry
ISBN:
9781305652224
Author:
Charles P. McKeague, Mark D. Turner
Publisher:
Cengage Learning
Trigonometry (MindTap Course List)
Trigonometry
ISBN:
9781337278461
Author:
Ron Larson
Publisher:
Cengage Learning