Answer:
The fifth term is the middle term of nine, with coefficient given by all the ways of choosing 4 items out of 8 , namely the ways of choosing 4 a 's out of 8 binomial factors.
Step-by-step explanation:
c
This is a parabola, so it is a quadratic parent function.
C
When reflecting around the x axis, the x value stays the same and the y- will change.
