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If the solution of (sinx)^(3)xx(dx)/(dy)...

If the solution of `(sinx)^(3)xx(dx)/(dy) = sin` y is A cos y + B cos x +C `cos ^(3)x` = D. then the value of A + B + C is

A

`1//3`

B

`-1//3`

C

`2//3`

D

`-2//3`

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