Math, asked by ky5256069, 11 months ago

10.54
tan (90° - A) cot A -COS A = 0
cosec? A

Answers

Answered by aniketkeshari107

2

Step-by-step explanation:

tan(90°-A)cotA-cosA=0

cot^2A-CosA=0

cos^2A/sin^2A=cosA

cosA/sin^2A=1

tanA×cosecA=1

cosecA=1/tanA

cosecA=cotA

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