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Prove that sec^4A(1-sin^4A)-2tan^4A=1

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asked Feb 15, 2018 in Mathematics by Kundan kumar (49,132 points) ● 34 ● 435 ● 1364

Prove that sec4A(1-sin4A)-2tan4A=1

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answered Feb 15, 2018 by Vikash Kumar (144,729 points) ● 8 ● 11 ● 26
 
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  Hence proved.

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