How would you classify the following expression by the number of terms?
 42−8+4
 Solution
 First, consider how many terms are in the expression.
 This expression has ______ terms.
 Therefore, this expression is called a trinomial.
 Classify the expression by the number of terms: 43−8
 Solution
 First, consider how many terms are in the expression.
 This expression has ____ terms.
 The answer is a ______. (monomial, binomial, or trinomial)
 Classify the expressions by the number of terms.
 2+3+9 = (monomial, binomial, polynomial or trinomial)
 6= (monomial, binomial, polynomail or trinomial)