Define the following terms in your own words:
polynomial
degree of polynomial
coefficient
exponent
constant term
for the : )

1.    polynomial is a kind of mathematical expression

2.  degree of a polynomial is the highest of the degrees of its monomials (individual terms) with non-zero coefficients

3.  a coefficient is a number used to multiply a variable.

4.   A exponent refers to the number of times a number is multiplied by itself

5.     a constant is a number on its own, or sometimes a letter such as a, b or c to stand for a fixed number

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb