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Algebra 1A Box Factoring – Remove GCF or acb Method 2x 2 + 10x + 8 x 2 4 Izydorczak 2014

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Algebra 1A. 2x 2 + 10x + 8. x 2. 4. Box Factoring – Remove GCF or acb Method. Box Factoring. Solve by using the Box Factoring Method. ?. 2x 2 + 10x + 8. =. Box Factoring. Solve by using the Box Factoring Method. 2x 2 + 10x + 8. Can I reduce the polynomial first?. How?. Yes. - PowerPoint PPT Presentation

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Page 1: Algebra 1A

Izydorczak 2014

Algebra 1A

Box Factoring – Remove GCFor

acb Method

2x2 + 10x + 8

x2

4

Page 2: Algebra 1A

Izydorczak 2014

Box Factoring

2x2 + 10x + 8

Solve by using the Box Factoring Method

Page 3: Algebra 1A

Izydorczak 2014

Box Factoring

2x2 + 10x + 8

Solve by using the Box Factoring Method

Can I reduce the polynomial first?

Page 4: Algebra 1A

Izydorczak 2014

Box Factoring

2x2 + 10x + 8

Page 5: Algebra 1A

Izydorczak 2014

Box Factoring

2x2 +10x + 8

1 2 1 10 1 8

2 5 2 4

Page 6: Algebra 1A

Izydorczak 2014

Box Factoring

2x2 +10x + 8

1 2 1 10 1 8

2 5 2 4

Page 7: Algebra 1A

Izydorczak 2014

Box Factoring

2x2 +10x + 8

Page 8: Algebra 1A

Izydorczak 2014

Box Factoring

2x2 +10x + 82 2 2

x2 +5x + 4

Page 9: Algebra 1A

Izydorczak 2014

Box Factoring

2x2 +10x + 82 2 2

(x2 +5x + 4)2

Page 10: Algebra 1A

Izydorczak 2014

Box Factoring

x2 +5x + 4

x2

4

or acb Method

Page 11: Algebra 1A

Izydorczak 2014

Box Factoring

x2

4

a c

x2 4

4x2

x2 +5x + 4

Page 12: Algebra 1A

Izydorczak 2014

Box Factoring

x2

4

a c

x2 4

4x2

x2 +5x + 4

Page 13: Algebra 1A

Izydorczak 2014

Box Factoring

x2

4

4x2 +5x

x2 +5x + 4

Page 14: Algebra 1A

Izydorczak 2014

Box Factoring

x2

4

4x2x2 +5x + 4 +5x

Page 15: Algebra 1A

Izydorczak 2014

Box Factoring

x2

4

4x2

4x 1x

2x 2x

-4x -1x

-2x -2x

x2 +5x + 4 +5x

Page 16: Algebra 1A

Izydorczak 2014

Box Factoring

x2

4

4x2

4x 1x

2x 2x

-4x -1x

-2x -2x

x2 +5x + 4 +5x

Page 17: Algebra 1A

Izydorczak 2014

Box Factoring

x2

4

4x2

4x 1x

2x 2x

-4x -1x

-2x -2x

x2 +5x + 4 +5x

Page 18: Algebra 1A

Izydorczak 2014

Box Factoring

x2

4

4x2

4x 1x

x2 +5x + 4 +5x

Page 19: Algebra 1A

Izydorczak 2014

Box Factoring

x2

4

4x2

4x 1x

1x

4x

x2 +5x + 4 +5x

Page 20: Algebra 1A

Izydorczak 2014

Box Factoring

x2

41x

4x

x2 +5x + 4

Page 21: Algebra 1A

Izydorczak 2014

Box Factoring

x2

41x

4x

x2 +5x + 4

Page 22: Algebra 1A

Izydorczak 2014

Box Factoring

x2

41x

4x

x2 +5x + 4

Page 23: Algebra 1A

Izydorczak 2014

Box Factoring

x2

41x

4x

x2 +5x + 4

Page 24: Algebra 1A

Izydorczak 2014

Box Factoring

x2

41x

4x

x2 +5x + 4

Page 25: Algebra 1A

Izydorczak 2014

Box Factoring

x2

41x

4x

x2 +5x + 4

Page 26: Algebra 1A

Izydorczak 2014

Box Factoring

x2 +5x + 4

Page 27: Algebra 1A

Izydorczak 2014

Box Factoring

2x2 +10x + 82 2 2

(x2 +5x + 4)2

Page 28: Algebra 1A

Izydorczak 2014

Box Factoring

2x2 +10x + 82 2 2

(x2 +5x + 4)2

Page 29: Algebra 1A

Izydorczak 2014

Box Factoring

x2 +5x + 4

Need to add the 2 in front of the polynomial

Page 30: Algebra 1A

Izydorczak 2014

Box Factoringor

acb Method

3x2 + 15x + 18

Try one on your own

Page 31: Algebra 1A

Izydorczak 2014

Box Factoringor

acb Method

3x2 + 15x + 18

Answer

= 3(x+2) (x+3)


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