Question

How do you evaluate `lim_(x-> -3) (5x^4 - 3x^2 + 7x)/3`?

Answer 1

`119`

Explanation:

This can be substituted directly into the function.

`lim_(x->-3) (5x^4 - 3x^2 + 7x)/3`

`= (5(-3)^4 - 3(-3)^2 + 7(-3))/3`

`=(405 - 27 - 21)/3`

`=119`

Hopefully this helps!