Question

Find limit of lim->2 (x^2-x-2)/(x^2-3x+2)

Answer 1

lim->2(x^2-x-2)/(x^2-3x+2)= lim->2 x^2-2x+x-2/x^2-2x-x+2= lim-> 2(x-2)(x+1)/((x-2)(x-1) = lim->2 x+1/x-1 =lim->2 2+1/2+1=3 is the limit of the following experession.