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SWBAT… find the GCF of whole numbers and monomials. 5/20/10

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Quiz on Factoring Monday, 5/17 Tuesday, 5/18 Wednesday, 5/19 Thursday, 5/20 Friday, 5/21 Test Corrections Work Keys Testing ½ Day: A PLAN Testing GCF/ Factoring polynomials using the distributive property HW#1 Factoring quadratics: x2 + bx + c HW#2 Monday, 5/24 Tuesday, 5/25 Wednesday, 5/26 Thursday, 5/27 Friday, 5/28 Quiz on Factoring Quadratic Equations: x2 + bx + c = 0 HW#3 ½ Day: B Vertical Motion Model Quiz on solving quadratic eqns HW#4 ???Field Trip???

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Page 1: SWBAT… find the GCF of whole numbers and monomials. 5/20/10

SWBAT… find the GCF of whole numbers and monomials. 5/20/10

Agenda 1. WU (10 min)2. GCF and factoring using the distributive property (40 min)

Warm-Up:1. What is a factor?2. How do you find the greatest common

factor of 15 and 60.

HW#1: Factors and GCF/ Factoring Using the Distributive Property

Page 2: SWBAT… find the GCF of whole numbers and monomials. 5/20/10

Monday, 5/17 Tuesday, 5/18 Wednesday, 5/19 Thursday, 5/20 Friday, 5/21

Test Corrections Work Keys Testing ½ Day: APLAN Testing

GCF/ Factoring polynomials using the distributive property

HW#1

Factoring quadratics: x2 + bx + c

HW#2

Monday, 5/24 Tuesday, 5/25 Wednesday, 5/26 Thursday, 5/27 Friday, 5/28

Factoring quadratics: x2 + bx + c

Quiz on Factoring

Quadratic Equations: x2 + bx + c = 0

HW#3

½ Day: B Vertical Motion Model

Quiz on solving quadratic eqns

HW#4

???Field Trip???

Page 3: SWBAT… find the GCF of whole numbers and monomials. 5/20/10

Monday, 5/17 Tuesday, 5/18 Wednesday, 5/19

Thursday, 5/20 Friday, 5/21

½ Day: A GCF/ Factoring polynomials using the distributive property

HW#1

Factoring quadratics: x2 + bx + c

HW#2

Monday, 5/24 Tuesday, 5/25 Wednesday, 5/26

Thursday, 5/27 Friday, 5/28

Factoring quadratics: x2 + bx + c

Quiz on Factoring

Quadratic Equations: x2 + bx + c = 0

HW#3

½ Day: B Vertical Motion Model

Quiz on solving quadratic eqns

???Field Trip???

Monday, 5/31 Tuesday, 6/1 Wednesday, 6/2 Thursday, 6/3 Friday, 6/4

No Classes Memorial Day

New Unit on Quadratic Functions

Monday, 6/7 Tuesday, 6/8 Wednesday, 6/9 Thursday, 6/10 Friday, 6/11

Quadratic Functions

Final will be on Tuesday, June 14, 2010 (covering all material from Semester 2, starting from slope!)

Page 4: SWBAT… find the GCF of whole numbers and monomials. 5/20/10

Q: What are the factors of 15?A: 1, 3, 5, 15

Q: What are the factors of 60?A: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60

Q: What is the greatest common factor (GCF) of 15 and 60?

A: 15

Page 5: SWBAT… find the GCF of whole numbers and monomials. 5/20/10

Greatest Common Factor (GCF) of Monomials To find the GCF of two or more

monomials:1. Find the factors of each number2. Write all powers of variables as products3. Circle the greatest common number4. Circle the common variables

Page 6: SWBAT… find the GCF of whole numbers and monomials. 5/20/10

Directions: Find the GCF of each pair of monomials.

1. 6xy3, 18yz6xy3: 1, 2, 3, 6, x, y, y, y18yz: 1, 2, 3, 6, 9, 18, y, z

GCF = 6y

Page 7: SWBAT… find the GCF of whole numbers and monomials. 5/20/10

Directions: Find the GCF of each pair of monomials.

2. 11a2b, 21ab11a2b: 1, 11, a, a, b21ab: 1, 3, 7, 21, a, bGCF = ab

3. 7gh, 11mp7gh: 1, 7, g, h11mp: 1, 11, m, pGCF = 1

Page 8: SWBAT… find the GCF of whole numbers and monomials. 5/20/10

Factoring Using the Distributive Property

Directions: Use the distributive property to factor each polynomial.

1. 20z2 + 35z Step 1. Take out GCF

5z(4z) + 5z(7) Step 2. Rewrite each term using the GCF

5z(4z + 7) Step 3. Distributive Property

ALWAYS CHECK USING THE DISTRIBUTIVE PROPERTY

Page 9: SWBAT… find the GCF of whole numbers and monomials. 5/20/10

Directions: Use the distributive property to factor each polynomial.

2. 27y2 + 18y Step 1. Take out GCF 9y(3y) + 9y(2) Step 2. Rewrite each term using the GCF

9y(3y + 2) Step 3. Distributive Property

3. 15w – 3v3(5w) – 3(v)3(5w – v)

4. -4a2b – 8ab2 + 2ab2ab(-2a) – 2ab(4b) + 2ab(1) 2ab(-2a – 4b + 1)