((a-b)^2-(a+b)^2)/(-4a)=x/y . On simp...

`((a-b)^2-(a+b)^2)/(-4a)=x/y` . On simplifying the given equation, which of the following equations will be obtained? `x y=b` (b) `b x=y` (c) `a b=x` (d) `y b=x` (e) `a y=x`

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