# How do you solve the quadratic y^2-25=0 using any method?

Nov 7, 2016

$y = \pm 5$

#### Explanation:

The simplest way is to rearrange and then square root.

${y}^{2} - 25 = 0$

$\implies {y}^{2} = 25$

$\implies y = \pm \sqrt{25}$

$\implies y = \pm 5$