Unit 4 Review

Comic of the Day

Tip: Whenever you factor, always check your answer

Warm Up
Mad Minute for Factoring
a) Factor


b) Factor

Announcements & Deadlines

• Homework (108 questions) for unit 4 due Thu, Feb 28 at 23:59
• Quiz 4 (34 questions, 120 min, 3 tries) opens Fri, Feb 15 and closes Thu, Feb 28 at 23:59
• Next unit exam (in class) Fri, Mar 1 (2 hours)

Today - Review
Review sheets

For more information
https://www.khanacademy.org/math/trigonometry/polynomial_and_rational/quad_factoring/v/factoring-trinomials-with-a-common-factor
https://www.khanacademy.org/math/trigonometry/polynomial_and_rational/quad_factoring/v/factoring-trinomials-by-grouping-5
https://www.khanacademy.org/math/trigonometry/polynomial_and_rational/quad_factoring/v/factoring-trinomials-by-grouping-6

Factor ax²+bx+c

Comic of the Day

Warm Up
Mad Minute for Factoring
a) True or False:


b) Factor


c) Multiply


d) Factor

Announcements & Deadlines

• Homework (108 questions) for unit 4 due Thu, Feb 28 at 23:59
• Quiz 4 (34 questions, 120 min, 3 tries) opens Fri, Feb 15 and closes Thu, Feb 28 at 23:59
• Next unit exam (in class) Fri, Mar 1 (2 hours)

Today - Factor ax²+bx+c
Get Factoring Flowchart out from yesterday
Notes p. 137-141
Unit 4 Homework #101-108

Tomorrow - Review
Come prepared with homework questions!
I will provide the practice tests, and will review each type of question

• polynomial multiplication, 
• LCM/GCF, 
• prime factorization, 
• factor by GCF, 
• factor by grouping, 
• factor x²+bx+c (guess and check, product-sum), 
• factor ax²+bx+c (GCF, guess and check, decomposition) 

For more information
https://www.khanacademy.org/math/trigonometry/polynomial_and_rational/quad_factoring/v/factoring-trinomials-with-a-common-factor
https://www.khanacademy.org/math/trigonometry/polynomial_and_rational/quad_factoring/v/factoring-trinomials-by-grouping-5
https://www.khanacademy.org/math/trigonometry/polynomial_and_rational/quad_factoring/v/factoring-trinomials-by-grouping-6

Factor x²+bx+c with GCF

Comic of the Day

Warm Up
Mad Minute for Factoring
a) To factor means to rewrite a sum as a ________________
b) Factor


c) Factor

Announcements & Deadlines

• Homework (108 questions) for unit 4 due Thu, Feb 28 at 23:59
• Quiz 4 (34 questions, 120 min, 3 tries) opens Fri, Feb 15 and closes Thu, Feb 28 at 23:59
• Next unit exam (in class) Fri, Mar 1 (2 hours)

Today - Factor x²+bx+c and ax²+bx+c
Factoring Flowchart
Notes p. 132-138
Unit 4 Homework #80-100


Tomorrow - Factor ax²+bx+c
Pre-read pages 139-141

For more information
http://patrickjmt.com/factoring-by-grouping/
http://patrickjmt.com/factoring-by-grouping-ex-1/
http://patrickjmt.com/factoring-by-grouping-ex-2/
http://patrickjmt.com/factoring-trinomials-a-quadratic-trinomial-by-trial-and-error/
http://patrickjmt.com/factoring-trinomials-by-trial-and-error-ex-2/
http://patrickjmt.com/factoring-trinomials-factor-by-grouping-ex-1/
http://patrickjmt.com/factoring-trinomials-factor-by-grouping-ex-2/

Factor by Grouping, Factor x²+bx+c

Comic of the Day

Warm Up
Mad Minute
a) Multiply


b) Factor out the greatest common factor


c) What values would make this true?

Announcements & Deadlines

• Homework (108 questions) for unit 4 due Thu, Feb 28 at 23:59
• Quiz 4 (34 questions, 120 min, 3 tries) opens Fri, Feb 15 and closes Thu, Feb 28 at 23:59
• Next unit exam (in class) Fri, Mar 1 (2 hours)

Today - Factor by Grouping, Factor x²+bx+c
Notes p. 128-136
Unit 4 Homework #80-100
Mad Minute for Factoring

Tomorrow - Factor ax²+bx+c
Pre-read pages 137-141

For more information
Fun Practice
http://www.xpmath.com/forums/arcade.php?do=play&gameid=93#.UTeMEb_Ad8E

http://patrickjmt.com/factoring-by-grouping/
http://patrickjmt.com/factoring-by-grouping-ex-1/
http://patrickjmt.com/factoring-by-grouping-ex-2/
http://patrickjmt.com/factoring-trinomials-a-quadratic-trinomial-by-trial-and-error/
http://patrickjmt.com/factoring-trinomials-by-trial-and-error-ex-2/
http://patrickjmt.com/factoring-trinomials-factor-by-grouping-ex-1/
http://patrickjmt.com/factoring-trinomials-factor-by-grouping-ex-2/

LCM & GCF Word Problems

Comic of the Day

Warm Up
You want to tile a room that measures 24 feet by 32 feet.  The store sells square tiles of several sizes. Which tiles should (or could) you buy?

Announcements & Deadlines

• Homework (108 questions) for unit 4 due Thu, Feb 28 at 23:59
• Quiz 4 (34 questions, 120 min, 3 tries) opens Fri, Feb 15 and closes Mon, Feb 25 at 23:59
• Reading Week Feb 18-22 (no classes)
• Next unit exam (in class) Fri, Mar 1 (2 hours)

Today - LCM and GCF word problems, common factors
Notes p. 122-127
Unit 4 Homework #66-79

Tomorrow - Reading Week

For more information
https://www.khanacademy.org/math/arithmetic/factors-multiples/least_common_multiple/v/least-common-multiple
https://www.khanacademy.org/math/arithmetic/factors-multiples/least_common_multiple/v/least-common-multiple--lcm
https://www.khanacademy.org/math/arithmetic/factors-multiples/least_common_multiple/e/least_common_multiple
https://www.khanacademy.org/math/algebra/polynomials/multiplying_polynomials/v/factor-polynomials-using-the-gcf

Introduction to Factoring (LCM and GCF)

Comic of the Day

Warm Up
a) Perform the following operations and simplify:
(x - 3)(2x² - 4x + 1) - (x + 2)(x² + 2x - 3)
b) The outside dimensions of a picture frame is (2x+3)(3x-1), and the picture inside it has dimensions (x+4)(2x+1).  What is the area of the picture frame?

Announcements & Deadlines

• Homework (108 questions) for unit 4 due Thu, Feb 28 at 23:59
• Quiz 4 (34 questions, 120 min, 3 tries) opens Fri, Feb 15 and closes Mon, Feb 25 at 23:59
• Reading Week Feb 18-22 (no classes)
• Next unit exam (in class) Fri, Mar 1 (2 hours)

Today - LCM and GCF
If the area of a rectangle is 24 cm², what could it's dimensions be?
Notes p. 118-121
Unit 4 Homework #55-65

Tomorrow - LCM and GCF word problems, common factors
Pre-read p. 122-127, homework #66-79

For more information
Like Terms Invaders!
http://www.xpmath.com/forums/arcade.php?do=play&gameid=92#.URwc7L_Ad8E

Combined Operations on Polynomials

Comic of the Day

Warm Up
Multiply the following:
(x - 2)(x² + 3x - 1)

Announcements & Deadlines

• Homework (108 questions) for unit 4 due Thu, Feb 28 at 23:59
• Quiz 4 (34 questions, 120 min, 3 tries) opens Fri, Feb 15 and closes Mon, Feb 25 at 23:59
• Reading Week Feb 18-22 (no classes)
• Next unit exam (in class) Fri, Mar 1 (2 hours)

Today - Combined Operations on Polynomials
Mixture of adding, subtracting and multiplying
Notes p. 112-115
Unit 4 Homework #49-54

Tomorrow - LCM and GCF
Pre-read p. 118-121, homework #55-65

For more information