The domain is all real number
There is no limit to what x can be
Choice G
The expression (n+3) represents the measure of an exterior angle of a regular octadecagonal.
First, we have to figure out how much cheese we have total. Do this by adding up all of the various cheeses.

Now to split the cheeses into sections of 1/4 pound each, we have to divide by 1/4, which is the same as multipling by 4

13 slices total
They are both right because the first expression is the perimeter but expanded in terms of length.The second expression is shortened to be a factor expression but they both represent the length.
The benefit of the first one is you can see how it’s expanded and plug the numbers in and the second one is more easy to plug in the numbers with ease.