Question

if sinx = cos²x , then cos²x(1+cos²x)
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Answer 1

Answer:

1 -sinx

Step-by-step explanation:

cos^2x = 1 - sin^2x = (1 + sinx) (1 - sinx)

now substitute.. sinx instead of cos^2x in denominator..

then it is (1 + sinx)

cancel (1+ sinx)