Polynomials: Operations 4.4

4.4 ADDITION AND SUBTRACTION OF POLYNOMIALS
a. Add polynomials.
b. Simplify the opposite of a polynomial.
c. Subtract polynomials.
d. Use polynomials to represent perimeter and area.

Objective a
Add polynomials.

Example A



Example B



Example C



Objective b
Simplify the opposite of a polynomial.



Example D



Objective c
Subtract polynomials.

Subtraction of Polynomials
We can now subtract one polynomial from another by adding the opposite of the polynomial being subtracted.

Example E Subtract:



Example F



Example G



Objective d
Use polynomials to represent perimeter and area.

Example H