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If a cos^3 alpha +3acosalpha*sin alpha =...

If `a cos^3 alpha +3acosalpha*sin alpha = m` and `a sin^3alpha +3a cos^3alpha sin^3alpha = n` then`(m + n)^(2/3) + (m-n)^(2/3)`

A

`2a^(2)`

B

`2a^(1//3)`

C

`2a^(2//3)`

D

`2a^(3)`

Text Solution

Verified by Experts

The correct Answer is:
C
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