Question

Solve the equation 3x² = 108.

Answer 1

x = ± 6

Explanation:

Quick steps

`3x^(2) =108`

`x=\sqrt{(108)/(3) } =√(36)`

`x=` ±6

A (positive) number has two square roots; one positive and one negative

Hope this helps

Answer 2

x = 6

Explanation:

First we divide both sides by 3 :

x² = 108 ÷ 3

x² = 36

Now we square root both sides :

x = √36

x = 6

Hope this helped and have a good day