1.7.2 Adding, Subtracting, and Multiplying Polynomials

Question 1

Adding Polynomials

Answer 1

means that you combine all like terms

Question 2

Like terms

Answer 2

either those which have the same variables to the same degree, or the constants

Question 3

Subtracting polynomials

Answer 3

the same as adding except that the negative sign preceding the second polynomial changes every sign in
that polynomial before you combine like terms

Question 4

FOIL

Answer 4

A technique for multiplying binomials that is based on the
distributive property
• F: multiply the first terms in each binomial.
• O: multiply the outer terms in each binomial
• I: multiply the inner terms in each binomial.
- L: multiply the last terms in each binomial.