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Identify the statement(s) which is/are t...

Identify the statement(s) which is/are true.

A

`f(x,y)=e^(y//x) = e^(y/x)+tany/x` is a homogeneous of degree zero.

B

`x" ln "y/xdx+y^(2)/x sin^(-1)y/x dx=0` is a homogenous differential equation.

C

`f(x,y) =x^(2)+sinxcosy` is a non-homogenous

D

`(x^(2)+y^(2))dx-(xy^(2)-y^(3))dy=0` is a homogenous differential equationn.

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