1.

If `y=sqrt(x+sqrt(y+sqrt(x+sqrt(y+...oo))))`, then `(dy)/(dx)` is equal toA. `(y+x)/(y^(2)-2)`B. `(y^(3)-x)/(2y^(2)-2xy-1)`C. `(y^(3)+x)/(2y^(2)-x)`D. none of these

Answer» Correct Answer - D


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