Math, asked by aswin2467, 11 months ago

(cot A - 1)square + (cot A + 1)square = 2 cosec square A​

Answers

Answered by astark3000
0

Answer:

PROVED

Step-by-step explanation:

the required steps are given in the attachment above

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Answered by 0Sona27
1

..............

Hope this helps

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