Math, asked by m6296528, 9 months ago

PROVE: cosec ^2 x - 2 sin^2 x - cot^2 x = cos 2x please help me

Answers

Answered by NishuNain
5

Answer:

check the attachment

hope it will help you.....

pls mark as brainlist......

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Answered by vkpathak2671
3

Answer:

Show (sinx−cscx)2 =sin2x+cot2x− 1. Explanation: (sinx−cscx)2. =(sinx−1sinx)2. =sin2 x−2sinx(1sinx)+1sin2x. =sin2x−2+1sin2x.

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