Question

Lim

X➡️-2. X+2/x^3+8

How do I factor out the bottom? The answer is 1/12

Would it be like this x+2/(x+2)(x-2)(x+2)??

Answer 1

nope. remember your Algebra I.

(a^3+b^3) = (a+b)(a^2-ab+b^2)