# How do you use solve x^2 - 24 = 0?

Jan 23, 2016

$x = \pm 2 \sqrt{3}$

#### Explanation:

Add $24$ to both sides:

${x}^{2} = 24$

Take the square root of both sides:

$x = \pm \sqrt{24}$

$x = \pm \sqrt{{2}^{2} \times 3}$

$x = \pm 2 \sqrt{3}$