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If sin^(2)x + 2 cos y + xy = 0, then (dy...

If `sin^(2)x + 2 cos y + xy = 0`, then `(dy)/(dx)` =

A

`(y+2sinx)/(2siny+x)`

B

`(y+sin2x)/(2siny-x)`

C

`(y+2sinx)/(siny+x)`

D

`(y+sin2x)/(siny-x)`.

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