Math, asked by Prashantk654, 11 months ago

Please solve this question

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Answered by sciencemathsharsh

0

here sinA=1-sin²A=cos²A
cos2a=sinA
then cos⁴a=sin²a
cos²a+cos⁴a=sina+sin²a=1
ans:- 1
please mark it as brainliest

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