Math, asked by rehman058, 6 hours ago

. If cosA +cos²A=1,the value of sin²A+sin⁴A is *

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Answered by avisaini1313

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Answer:

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Step-by-step explanation:

$cos \: a \: = 1 - {cos}^{2} a = {sin}^{2} a \\ = > {sin}^{2} a \: + {sin}^{4} a = cos \: a \: + {cos}^{2} a \\ = 1$

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