1.

If y = x^2 + 1/(x^2 + 1/(x^2 + 1/(x^2 +....oo))), then (dy)/(dx) is

Answer»

`(2XY)/(2Y - x^2)`
`(XY)/(y - x^2)`
`(xy)/(y - x^2)`
`(2xy)/(2 + (x^2)/y)`

ANSWER :A


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