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If Sin theta + Sin^2 theta =1 , then Cos...

If `Sin theta + Sin^2 theta =1 `, then `Cos^(12) theta + 3Cos^(10)theta + 3Cos^8 theta + Cos^6 theta` = …………..

A

`Sin theta`

B

`Cos theta `

C

0

D

1

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