Math, asked by utkarshakashyap14, 1 month ago

cosA/cosecA+1 + cosA/cosecA-1 = 2

Answers

Answered by Chsuma

0

Step-by-step explanation:

cosA/1/sinA+1 + cosA/1/ sinA-1

cosA/1+sinA/ sin A + cosA/1- sinA/ sinA

sinA cosA+cosA.sinA/1-sin2A

sin2A/cos^A

2sinA.cosA/cosA.cosA

2sinA/cosA

2 tanA

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