Answer:
without link we cant help you if you want you can see the link
(x + 4) (x + 2)
=x^2 +2x + 4x + 8
=x^2 + 6x + 8
the other factor is (x + 2)
The graph is a function because when you use the vertical line test it does not hit more than one point at any given place on the line.
Hope this helped :)
1/6(36 + 1/2) = 6 + 1/12 = 72/12 + 1/12 = 73/12