यदि sin A+cosA=x तथा sin^(3)A+cos^(3)A=y...

यदि `sin A+cosA=x` तथा `sin^(3)A+cos^(3)A=y,` तो -

A

`p^(3) - 3p + q = 0`

B

`q^(3) - 3q + 2p = 0`

C

`p^(3) - 3p + 2q = 0`

D

`p^(3) + 3p + 2q = 0`

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