9.1 Adding/Subtracting Polynomials
9.1 Video
Notes
Day 1
Monomial: is a number, variable, or the product of a number and one or more variables with whole number exponents
(a monomial will never have addition or subtraction, will never have a negative expo
9.1-9.3 Video Worksheet
1) Complete the following table:
Polynomial
Standard form
Name_
Degree of
polynomial
Number of terms
Classify by degree
Classify by # of
terms
8x 10x 2
15xy 3
6 5x
1 2x 3x 2 4x 5
Simplify. Write in standard form. Classify by degree
Pg. 557, #7, 11, 13, 15, 17, 21, 25, 31
Homework: Bookwork
NAME_
Rewriting Polynomials: Write the polynomial so that the exponents decrease from the left to right. Identify the degree
and leading coefficient of the polynomial:
7. 5z + 2z3 z2 + 3z4
Identif
INSTRUCTIONS:
* Take out a blank sheet of paper
* When Ms. Erickson shows the question, quietly
find the answer on your own write it down
* Once everyone has an answer, decide with your
group what the correct answer is and write it
on your white board
* M
INSTRUCTIONS:
* Take out a blank sheet of paper
* When Ms. Erickson shows the question, quietly
find the answer on your own write it down
* Once everyone has an answer, decide with your
group what the correct answer is and write it
on your white board
* M
Use this as an opportunity to see how prepared you are for tomorrows quiz. Find a quiet space in
your house, take this as though it were the quiz, and grade yourself on sharepoint
Factor the following:
1. 4a 2b 4 14ab 5 36a 3b 2
2. 15x 2 5x
Remember thes
9.6 Factor ax2+bx+c when x=1
Splitting the Middle Term
9.6 Notes
Day 4
Warm Up: Factor out the GCF.
1) 6 x2 36 x
3) 56 x2 32 x
2) 21xy 35x
Lets use the GCF practice to factor the following example:
4)
x(a) 5(a)
5)
x( x 3) 5( x 3)
You try: Factor the follo
9.5 Factor x2+bx+c
9.5 Notes
Day 1
Think back to Yesterday:
1. In your own words, what does
it mean to factor?
2. Finish factoring: (x + 9)(
)= x2 + 7x - 18
Factoring a trinomial into two binomials
ax2 + bx + c
Find two numbers whose SUM is equal to b, an
9.4 - Solving Polynomial Equations in Factored Form
I.
The Greatest Common Factor
A GCF, or Greatest Common Factor, is the largest monomial that divides
evenly into each term of a polynomial.
Lets start by finding the GCF of the following numbers and mono
9.4 Day 2
Practice
Check your answers with the number cards around the room. Get up and check for each group of
numbers indicated by the check mark
(1-4) Complete the table!
Polynomial
Standard form
1.
2.
3.
4.
Degree of Number of
polynomial
terms
Classif
9.3 Special Products of Binomials
Discovery Part 1: Find the Pattern!
SUMMARY:
SQUARE OF A BINOMIAL PATTERN
I
math!
Discovery Part 2: Find a NEW Pattern!
SUMMARY:
SUM AND DIFFERENCE PATTERN