Warm-Up

1
Warm-Up

• Find the GCF
• 9, 12
• 51x, 85x2
• 30x3, 45x2, 105x
• Use the distributive property to simplify
• 3x(4x 9)
• (-3)(2x3 5)

2
Homework Review

• Division Rhythm
• 1. 3x2
• 2. 4 3x
• 3. 5a 3
• 4. -3b 1
• 5. 4ab 3
• 6. 2a 3b
• 7. x2y4 3x

• 8. -5x3 4x2 -7x
• 9. 2a2 3a 7
• 10. 2x2 xy -3y2
• 11. -1 3xy - 8x2
• 12. 3x2y3 xy 2

3
Homework Review

• Across
• 1. 12
• 3. 13
• 5. 4x
• 7. a2b
• 8. a3b4
• 10. d2a4c2
• 12. 1
• 13. 9b
• 16. c2d
• 18. 27d3e2

• Down
• 2. 24
• 4. 3ab
• 6. 4a3
• 7. a2b4c2
• 9. b4d2
• 11. 6x2
• 14. bc2d3
• 15. 32
• 17. de2

4
Homework Quiz

• Find the quotient.
• 1.
• 2.
• Find the GCF.
• 3. 36 48
• 4. 30x2y 24x3
• 5. 8a3 12a4

5
Section 10.8 Factoring Using a GCF

• SWBAT to factor a polynomials using a GCF

6
What does it mean to factor?

• Factoring a polynomial means to rewrite the
  polynomial as a product
• Ex The factored form of 6 is 23

7
Factoring Using a GCF

• One way (and yes, you will learn the other ways)
  to factor a polynomial is by using the GCF

8
Factoring Using a GCF

• Step 1 Identify the GCF of the terms
• Step 2 Divide the GCF from the rest of the terms
• Step 3 Rewrite as a product (Use parenthesis)

9
Example

• Factor the polynomial below

10
Example

• Factor the polynomial below

11
Example

• Factor the polynomial below