# How do you factor 3x^2-18x-48?

##### 1 Answer
Dec 5, 2015

$3 \left(x - 8\right) \left(x + 2\right)$

#### Explanation:

First take out a common factor of 3 to get

$3 \left({x}^{2} - 6 x - 16\right)$

Now factorize further as a trinomial to obtain

$3 \left(x - 8\right) \left(x + 2\right)$