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The expression cos^(6)theta+sin^(6) thet...

The expression `cos^(6)theta+sin^(6) theta+3 sin^(2)thetacos^(2)theta` simplifies to :

A

`4+sqrt(10)`

B

`4-sqrt(10)`

C

`0`

D

4

Text Solution

Verified by Experts

The correct Answer is:
D
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