Question

What is the limit of `(2x^2-4x) / (x+1)` as x goes to infinity?

Answer 1

`oo`

Explanation:

`lim_(x->oo) (2x^2-4x) / (x+1) = lim_(x->oo) (2x-4)/(1+1/x) = oo`

When `x->oo` then `1/x->0`.