2. Verify the Pythagorean Identity. 1+cot20=csc20 Recall these helpful relations: sin20+ cos20 = 1 cote = cose/sin0 = 1/tane csc0 = 1/sine

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section: Chapter Questions
Problem 72RE
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2. Verify the Pythagorean Identity.
1+cot20=csc20
Recall these helpful relations:
sin20+ cos20 = 1
cote = cose/sin0 = 1/tane
csc0 = 1/sine
Transcribed Image Text:2. Verify the Pythagorean Identity. 1+cot20=csc20 Recall these helpful relations: sin20+ cos20 = 1 cote = cose/sin0 = 1/tane csc0 = 1/sine
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