Fill in each blank so that the resulting statement is true.The expressionis called the____...

Fill in each blank so that the resulting statement is true.

The expression

is called the___________of the function f. We find this expression by replacing x with___________each time x appears in the function’s equation. Then we subtract___________. After simplifying, we factor _______ from the numerator and divide out identical factors of _______ in the numerator and denominator.