If cos x + cos^(2)x =1, then the value o...

If `cos x + cos^(2)x =1`, then the value of `sin^(12)x + 3 sin^(10)x + 3sin^(8)x + sin^(6)x -1` is:

A

0

B

3

C

2

D

1

Verified by Experts

The correct Answer is:

D

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