Math, asked by anshumodi9416, 1 month ago

If sin A + sin² A = 1, then cos² A + cos⁴ A =

Answers

Answered by rojasminsahoo0

2

Step-by-step explanation:

sinA+sin2=1

sinA=1−sin2A

sinA=cos2A

Now

cos2A+cos2A.cos2A

=sinA+sin2A

=1 ...(given)

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