1.

If (x2 + y2)2 = xy, then dy/dx is :(a) \(\frac{y+4x(x^2+y^2)}{4y(x^2+y^2)-x}\)(b) \(\frac{y-4x(x^2+y^2)}{x+4(x^2+y^2)}\) (c) \(\frac{y-4x(x^2+y^2)}{4y(x^2+y^2)-x}\) (d) \(\frac{4y(x^2+y^2)-x}{y-4x(x^2+y^2)}\)

Answer»

Option : (c) \(\frac{y-4x(x^2+y^2)}{4y(x^2+y^2)-x}\)



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