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Solution of (x+y)^2(dy)/(dx)=a^2 ('a' be...

Solution of `(x+y)^2(dy)/(dx)=a^2` ('a' being a constant ) is

A

`(x+y)/(a)=tan""(y+c)/(a)`,c is an arbitrary constant

B

`xy=atan cx,c` is an arbitary constant

C

`(x)/(a)=tan"" (y)/( c),c` is an arbitrary constant

D

`xy=tan(x+c),c` is an arbitrary constant

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