Question

Does this limit exists as x-> 1 ?

Answer 1

\[f(x) = (x ^{2}-1) x \neq 1 \]\[f(x) = (4) x = 1 \]

Answer 2

f(x) = 4 at x = 1

Answer 3

It's a polynomial, meaning it is continuous for all real numbers meaning you can just plug it in to find the limit.