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If y^2=a x^2+b x+c ,then y^3(d^2y)/(dx^2...

If `y^2=a x^2+b x+c` ,then `y^3(d^2y)/(dx^2)` is (a)a constant (b)a function of `x` only (c)a function of `y` only (d)a function of `xa n dy`

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