1.

In a problem of differentiation of(f(x))/(g(x)), one student writes the derivative of(f(x))/(g(x)) as(f'(x))/(g'(x))and he finds the correct result . If g(x)=x^(2)and lim_(xtooo)f(x)=4On the basis of above information , answer the following questions :The function f(x) is

Answer»

`(4X)/((X-2))`
`(4x^(2))/((2-x)^(2))`
`(4x^(2))/(x^(2)+x+1)`
`(4x^(2))/((4-x)^(2))`

ANSWER :B


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