Math, asked by himanshihimmu5630, 1 year ago

(tanA+cotA) ²- (tanA-cotA) ²= 4 prove that

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Answered by garimas0410

1

Kindly comment if you don't understand any step. Hope it helps :)

Just expand the expression by using the identity and you should know that tan A and cot A are reciprocals.

Answered by meenu2002

1

i hope it will helpu

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