Evaluating a function means to plug the required value, substituting every x occurrence with that value.
So, you have

Answer:
First row - X+X-2
Second row- x +2-x
Step-by-step explanation:
Its Rational becuase it can be turned into a fraction
Answer:
6) the number infront of the X is the coefficient.
7) when you use the distribution properties you will get 8x^3+26x^2-32x+6