differentiation

Asked by  | 24th Jul, 2008, 10:50: PM

Expert Answer:

differentiate w.r.t. x   y' = dy/dx

(1/ (x2+y2)1/2 ) (2x+2yy') = x2 (x2+y2)  *  (y' * x- y) /x2 

(x2+y2)1/2 (2x+2yy') = (y' * x- y)

now find the expression of dy/dx

Answered by  | 10th Aug, 2008, 08:44: PM

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