Question

How do you find the limit of `x^3-x` as x approaches `0^+`?

Answer 1

`0`

Explanation:

The expression is a continuous polynomial so just substitute the appropriate value, ie.

`lim_(x rarr 0^+) (x^3-x) = [x^3-x]_(x =0)`
`" " = 0^3 - 0`
`" " = 0`