- #1

zeion

- 466

- 1

## Homework Statement

Find all value of x where 5 - x^2 < 8

## Homework Equations

## The Attempt at a Solution

[tex] -x^2 < 3 \Rightarrow x^2 > -3 \Rightarrow x > \sqrt{-3} [/tex]

But I can't square root a negative number?