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If sqrt(x+x/y)=xsqrt(x/y) , where x and ...

If `sqrt(x+x/y)=xsqrt(x/y)` , where `x` and `y` are positive real numbers, then `y` is equal to `x+1` (b) `x-1` (c) `x^2+1` (d) `x^2-1`

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