The GCF stands for greatest common factor. To represent a sum by its GCF we need to use the distributive property and we need to first find the GCF of the numbers. Let's break each number by its factors:

We now multiply the numbers that appear on both.

We now apply the distributive property:
Option (2.)approximately uniform
<span> As the x-values go to negative infinity the functions values go to positive infinity</span>