1.

Let y=y(x) be a function of x satisfying y√1−x2=k−x√1−y2 where k is a constant and y(12)=−14. Then dydx at x=12 is equal to :

Answer»

Let y=y(x) be a function of x satisfying y1x2=kx1y2 where k is a constant and y(12)=14. Then dydx at x=12 is equal to :



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