Question

find the limit of x^2-4/x+2 as x approaches - 2

Answer 1

factor here

Answer 2

you have a difference of 2 squares

Answer 3

x^2-4

Answer 4

x^2-4=(x+2)(x-2)

Answer 5

(x+2)(x-2)/(x+2)=x-2

Answer 6

as x approaches -2, therefore, y approaches -4