[" 2) If "f(1)=tan df'(1)=2" ,then "lim_(x rarr1)(sqrt(f(x))-1)/(x-1)=],[[" A) "1," B) "2," C) "4," D) "(1)/(2)]]

If f(1)=3 and f'(1)=6 , then lim_(x rarr0)(sqrt(1-x)))/(f(1))

lim_(x rarr1)(sqrt(1-cos2(x-1)))/(x-1)

lim_(x rarr1)(x-1)/(sqrt(x)-1)=

If f(1) =1 and f^(')(1) =2 then lim_(x rarr 1) (sqrt(f(x))-1)/(sqrt(x) -1) =

If f(1)=1,f'(1)=2 then lim_(x rarr1)(sqrt(f(x)-1))/(sqrt(x)-1) is equal to

If f'(x)=f(x) and f(0)=1 then lim_(x rarr0)(f(x)-1)/(x)=

lim_(x rarr oo) (1+f(x))^(1/f(x))

If f(1)=1 , f'(1)=2 , then find the value of lim_(x rarr1)(sqrt(f(x))-1)/(sqrt(x)-1) (A) 2 (B) 4 (C) 1 (D) (1)/(2)

if f(x)=3+x,x =1 then lim_(x rarr1)f(x)

lim_(x rarr1)(sqrt(1+x)+sqrt(1-x))/(1+x)