1. 4.3: Introduction to Polynomials
January 27, 2009

2. 18) x6y4 20) x9y6 22) 24 x8 24) 16x8 26) 30 x6y4 28) x12y6 z12 30) b5 32) x4y5 34) x5y5z 36) 4 x3y5
38) 10 x4 40) -27 x3 42) – x15 44) -54x4 46)-27 x6 48)225 x8 50)9 x14 52)9/16
4.1 blue #18-52 even

3. Objectives Identify the types of polynomials
Find the degree of polynomials
Write polynomials in descending- exponent form
Objectives

4. Term: a number, or the product of a number and a variable and its exponents
Numerical coefficient: the number portion of a term
Vocabulary

5. x x+2 x2+x+10 Monomial: …one term Binomial: …two terms Trinomial: …three terms
Types of polynomials

6. The degree is the largest exponent in a polynomial.
Descending order: largest exponents first
What is the degree of….
x10+x5+10
x12+x50+10
12+x14+x5+10x
Classifying by degree

7. Evaluating Polynomials
Substitute the value of the variable for x.
Use the order of operations.
Evaluate x3+x+10 for x =2
Evaluating Polynomials

8. Page
10-38 even
Your assignment