# How do you solve 9v^2=-45?

Aug 20, 2017

Divide by 9 and take the square root of the answer.

#### Explanation:

$\frac{9 {v}^{2}}{9} = - \frac{45}{9} \text{ }$ This gives

${v}^{2} = - 5$

$v = \sqrt{- 5}$

This is an imaginary number.