Math, asked by lovedeepdhillon4321, 5 months ago

(1-cos2 a) cosec2 a= 1

Answers

Answered by TheCommonder

2

Step-by-step explanation:

L.H.S. = (1-cos²a) cosec²a

=sin²a x cosec²a

=1 = R.H.S.

Please mark as brainliest if you understand.

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