rarr(x)/((x^(2)+1)(x-1))

lim_(x rarr1)(x^(2)-1)/(x-1)

lim_(x rarr1)(x^(2)-1)/(x-1)

find a&b if lim_(x rarr oo)((x^(2)+1)/(x+1)-ax-b)=0

Evaluate the following limit: (lim)_(x rarr1)(x^(2)+1)/(x+1)

lim_(x rarr 1) (x^(2)-1)/(|x-1|) =

Evaluate lim_(x rarr 1) (x^2 -1)/(x-1) if it exist by (iii)any other method

lim_(x rarr1)[(x^(2)+1)/(x+100)]

The value of the constant alpha and beta such that lim_(x rarr oo) ((x^(2)+1)/(x+1) - alpha x -beta) =0 are respectively