1. Essential Questions
How do we use long division and synthetic division to divide polynomials?

2. Polynomial long division is a method for dividing a polynomial by another polynomials of a lower degree. It is very similar to dividing numbers.

3. Example 1: Using Long Division to Divide a Polynomial
1. What do you multiply x by to get 2x2
2. Multiply by dist. prop
3. Change signs and add
4. What do you multiply x by to get –13x
5. Multiply by dist. prop
6. Change signs and add

4. Example 2: Using Long Division to Divide a Polynomial
1. What do you multiply x by to get x2
2. Multiply by dist. prop
3. Change signs and add
4. What do you multiply x by to get -4x
5. Multiply by dist. prop
6. Change signs and add

5. Example 3: Using Long Division to Divide a Polynomial
1. What do you multiply x by to get 2x3
2. Multiply by dist. prop
3. Change signs and add
4. What do you multiply x by to get 6x2
5. Multiply by dist. prop
6. Change signs and add
7. What do you multiply x by to get 13x
5. Multiply by dist. prop
6. Change signs and add

6. Lesson 3.4 Practice A