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If x=5,\ \ y=3 , the value of (x^3-y^...

If `x=5,\ \ y=3` , the value of `(x^3-y^3)/(x^2-y^2)-(3x y)/(x+y)` will be (a) 1 (b) `1/2` (c) `3/2` (d) `5/2`

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