If cos x + cos^(2) x =1 then the val...

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

A

`-1`

B

2

C

0

D

1

Verified by Experts

The correct Answer is:

C

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