Math, asked by himanshuhimu14, 6 hours ago

If sin A+sin²A=1, then cos² A+ cos4A

Answers

Answered by baziger23032006

1

Step-by-step explanation:

sinA+sin²A =1
sinA=1−sin²A
sinA=cos²A

Now

cos²A+cos²A.cos²A
=sinA+sin²A
=1 ...(given)

please mark this answer as brainliest

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