Factoring Binomials and Trinomials

Jul 25, 2014

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Factoring Binomials and Trinomials. Factoring Binomials and Trinomials.

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Factoring Binomials and Trinomials

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Factoring Binomials and Trinomials

Factoring Binomials and Trinomials

Factoring Trinomials

Factoring Trinomials. Multiplying Binomials (FOIL). Multiply. (x+3)(x+2). Distribute . x • x + x • 2 + 3 • x + 3 • 2. F. O. I. L. = x 2 + 2x + 3x + 6. = x 2 + 5x + 6. x 2. x. x. x. x. x. 1. 1. 1. 1. 1. 1. Multiplying Binomials (Tiles). Multiply. (x+3)(x+2).

392 views • 22 slides

Factoring Trinomials

Chapters 9.3 and 9.4. Factoring Trinomials. Factoring Trinomials. Lesson Objective: Students will know how to use the box method to factor a trinomial. Factoring Trinomials. Review. Example: Solve (x + 3)(x + 2) Remember we use the box method to solve this problem. Factoring Trinomials.

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Factoring Trinomials

Factoring Trinomials. Factor Completely. Look for a GCF Find the “target product” and “target sum” List the factors of the “target product” find the pair that combines to equal the middle term. Factor. Target sum. Target product. factors of 36. Their sum “combine”. 1 X 36. 37 or 35.

284 views • 15 slides

Factoring Trinomials

Factoring Trinomials. Lesson 8-4: Quadratic Equations: a x 2 + bx + c = 0 SOL A.2c. Objectives. Factor trinomials of the form: ax 2 + bx + c = 0. Solve equations of the form: ax 2 + bx + c = 0. Vocabulary!. Prime Polynomial:

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Factoring Review and Factoring Trinomials

Factoring Review and Factoring Trinomials. Find the factors of the term and identify as prime or composite. 18: . Write the prime factorization of the term. -70a 2. Find the GCF of the terms. 32a 24ab.

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Factoring GCF and Trinomials

Factoring GCF and Trinomials. Greatest Common Factor. The Greatest Common Factor is the largest number that will divide into a group of numbers. Examples: 6, 9 15, 55. GCF = 3. GCF = 5. 3. What is the greatest common factor??. 36. 24. The number 12. GCF with Variables.

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Factoring Trinomials and Special Binomials

Factoring Trinomials and Special Binomials. In the form ax 2 +bxy+cy 2 and ax 2 – cy 2. Which will ADD to give -18 (1)(72) (2)(36) (3)(24) (4)(18) (6)(12) Yes. NO. GCF?. This sign tells the sign of The larger factor. This sign tells what to do with the factors.

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Factoring Trinomials

Factoring Trinomials. Mrs. Unger’s Method… The Box Method + Part of the Master Product Method. Ex1: k 2 + 9k + 20. +4. k. 1.) Draw box. k 2. 4k. k. 20. +5. 5k. 2.) Write 1 st term in 1 st box, and 3 rd term in 4 th box. 3 .) Find Master Product. (1)(20) = 20. 1, 20

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Factoring Trinomials

Factoring Trinomials. NEXT. Problem 1. NEXT. Product: x 2 + 6 x + 8 Step 1: Place the x 2 model in the upper-left region. Problem 1. There may be more than one possible configuration. Experiment to determine which configuration will allow the appropriate number of x tiles. NEXT.

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FACTORING TRINOMIALS

FACTORING TRINOMIALS. with leading coefficient. to. Remember. There are many different methods to use when factoring. To be consistent, we will continue to use the tic-tac-toe method. Remember to check for GCF first!!. NO. GCF?. (1)(84) = -5 No (2)(42) = -5 No (3)(28) = -5 No

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Factoring Trinomials

Factoring Trinomials. Warm Up. Multiply: 1. (x + 3)(x – 7) 2. (x – 6)(x + 5) 3. (x + 2)(x + 9) 4. (x – 4)(x – 6). Math 2. Today’s Question: How do I factor trinomials with a leading coefficient of one?. Let’s Multiply. (x+2)(x+1) = x 2 + x + 2x + 2 = x 2 + 3x + 2

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Factoring Trinomials

Factoring Trinomials. Review: (y + 2)(y + 4) Multiply using FOIL. FOIL: Combine like terms. y ² + 4y + 2y + 8 = y ² + 6y + 8 y² + ( 4+2 )y + ( 4*2 ). x 2 + bx + c. y² + 6y + 8 y² + ( 4+2 )y + ( 4*2 )

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factoring trinomials

Section 6.2. factoring trinomials. Factoring Trinomial of the form ax 2 + bx + c. This is the REVERSE of FOIL 1. Divide out a GCF if possible. 2. List the factor pairs of ax 2 . 3. List the factor pairs of c. 4. Select one pair from each list and plug into 2 binomials.

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Factoring Trinomials

Factoring Trinomials. Mrs. Unger’s Method… The Box Method + Part of the Master Product Method. Ex1: k 2 + 9k + 20. +4. k. k 2. 4k. k. 1.) Draw box. 20. +5. 5k. 2.) Write 1 st term in 1 st box, and 3 rd term in 4 th box. 3 .) Find Master Product. (1)(20) = 20. 1, 20

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Factoring Trinomials

Factoring Trinomials. Using Tic-Tac-Toe (x + a)(x + b). Tic-tac-toe is like putting together a puzzle….. Don’t get frustrated… If some factors don’t work… Just keep trying… When trying factors…go in numerical order…. ax 2 + bx + c ax 2 - bx + c. ax 2 + bx – c ax 2 - bx - c.

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Factoring Trinomials

Factoring Trinomials. Lesson 29. Factoring Trinomials. Trinomial – 3 terms. When factoring a trinomial, we need to look at the second term and the third term to help find the factors . The factors of a trinomial will be two binomials. Let’s take a Look. y 2 + 3y + 2.

278 views • 15 slides

Factoring Trinomials

Factoring Trinomials. Multiplying Binomials (FOIL). Multiply. (x+3)(x+2). Distribute. x • x + x • 2 + 3 • x + 3 • 2. F. O. I. L. = x 2 + 2x + 3x + 6. = x 2 + 5x + 6. x 2. x. x. x. x. x. 1. 1. 1. 1. 1. 1. Multiplying Binomials (Tiles). Multiply. (x+3)(x+2).

443 views • 22 slides

Factoring Trinomials

Factoring Trinomials. Section 5.5. Objective. To factor a remaining expression with three terms (trinomial). Factor. Factor 20(find a multiplication problem). We start with any 2 factors. 20. The question is….

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FACTORING BINOMIALS

FACTORING BINOMIALS. Factoring Binomials (4 Possibilities). • GCF (Greatest Common Factor) • Difference of Squares •Sum or Difference of Cubes • Prime (Not Factorable). If a GCF exists, simply factor it out.

810 views • 14 slides

Factoring Trinomials

Factoring Trinomials By Carolyn Rutman. Trinomials are 3-termed expressions. We are going to look at trinomials of the form ax 2 + bx + c, where a = 1. Examples: x 2 + 5x + 4 x 2 – 7x + 10

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Factoring Quadratic Trinomials

10.5. Factoring Quadratic Trinomials. ax 2 +bx+c. Remember:. To factor trinomials, look at the a,b,c numbers. Steps to Follow:. 1. Multiply a*c 2. Set up a t-chart 3. Look for factors of “ ac ” that added together give you “ b ” 4. Write answer in (x )(x ). x 2 -x-12. 1. Multiply ac.

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