1. TODAY IN ALGEBRA…  STATs for Ch. 8 Test  Warm up: Combining Like Terms  Learning Target: 9.1 You will add and subtract polynomials.  Independent Practice  Test Corrections-AT

2. HOW DID YOU “SHAPE” UP?? Results for ALL of my Algebra classes: GRADE NUMBER OF STUDENTS WHO TOOK THE CH.8 TEST (31 pts) 1 ST PERIOD6 TH PERIODTOTAL A/A-729 B+/B/B-8715 C+/C/C-6612 D+/D088 F7512 Average22.6421.9622.3

4. 9.1 ADD AND SUBTRACT POLYNOMIALS KEY WORDS: Monomial Degree Polynomial Leading coefficient Binomial trinomial -One of the terms in a polynomial -Greatest exponent -a sum of monomials -the coefficient of the first term -a polynomial with TWO terms -a polynomials with THREE terms Leading coefficientConstant Term Degree

5. Degree: 3 Leading Coefficient: -1 Degree: 4 Leading Coefficient: -4

6. 9.1 ADD AND SUBTRACT POLYNOMIALS EXAMPLE: Tell whether the expression is a polynomial. If it is a polynomial, find its degree and classify it by the number of terms. Otherwise, tell why it is not a polynomial. ExpressionIs it a polynomial? Classify by degree and number of terms YES NO. Variable as an exponent. NO. Negative exponent. NO. Variable in denominator. 0 degree monomial 2 nd degree trinomial 4 th degree trinomial

9. *Distribute the minus sign by changing all the signs!

11. HOMEWORK #1: Pg. 557: 4-34 even