#11 Find tan (A - B). 3 cos A = 1 sinB = < A< T 2 B
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter4: Complex Numbers
Section4.4: Trigonometric Form Of A Complex Number
Problem 5ECP
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![#11 Find tan (A - B).
cos A =
1
sinB
3
<A< T
2
<B <t
2
||
1 |5](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6ed323b9-8e35-4824-8e78-fcaf55c6ad57%2F98beb658-053f-4abe-877d-3cd0a09e005c%2Fu5dp9qc_processed.jpeg&w=3840&q=75)
Transcribed Image Text:#11 Find tan (A - B).
cos A =
1
sinB
3
<A< T
2
<B <t
2
||
1 |5
![#12 Find tan (A + B).
4
sinB
5
15
cos A =
17
< A < T
2
0 < B<](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6ed323b9-8e35-4824-8e78-fcaf55c6ad57%2F98beb658-053f-4abe-877d-3cd0a09e005c%2Ftal6t8p_processed.jpeg&w=3840&q=75)
Transcribed Image Text:#12 Find tan (A + B).
4
sinB
5
15
cos A =
17
< A < T
2
0 < B<
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