55. 1 + sin 0 cos Ꮎ cos Ꮎ 1 + sin 0 = 2 sec 0

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter2: Analytic Trigonometry
Section2.2: Verifying Trigonometric Identities
Problem 26E
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Verifying a Trigonometric Identity In Exercises 49-60,
verify the identity algebraically. Use a graphing utility to
check your result graphically.
55.
1 + sin 0
cos Ꮎ
57.
1
sin ß
cos ß
=
cos Ꮎ
1 + sin 0
1 + cos ß
sin ß
2 sec 0
Transcribed Image Text:Verifying a Trigonometric Identity In Exercises 49-60, verify the identity algebraically. Use a graphing utility to check your result graphically. 55. 1 + sin 0 cos Ꮎ 57. 1 sin ß cos ß = cos Ꮎ 1 + sin 0 1 + cos ß sin ß 2 sec 0
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