Question

find the limit if possible

Answer 1

\[\lim_{x \rightarrow \infty} \frac{ 3-2x }{ 3x^3-1 }\]

Answer 2

"plugging" in infinity will give you

infinity
------
infinity

so you have an indeterminate form, which means you use L'Hospitals rule

Answer 3

actually it's negative infinity over infinity, but you get the idea