# How do you factor and solve #3x^2+6x+3=0#?

##### 2 Answers

We can **Split the Middle Term** of this expression to factorise it.

In this technique, if we have to factorise an expression like

and

After trying out a few numbers we get

#### Answer:

#### Explanation:

Factor a

Realize that the inner portion is a perfect binomial square, equal to

Now, to solve for

You can check this by graphing the equation. The graph should touch the

graph{3x^2+6x+3 [-10.41, 12.09, -2.56, 8.7]}