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Common Factoring polynomials

Common Factoring polynomials. Answers:. 5. . Investigation A on p.228. Answers:. 1. 3. . 4. . 5. b) e) . Investigation B on p.229. Answers:. 1.a) 12 = 2 x 2 x 3 8 = 2 x 2 x 2 Therefore the GCF is 2 x 2 = 4 b) 15 = 3 x 5 25 = 5 x 5 Therefore the GCF is 5 4. a) . Answers:.

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Common Factoring polynomials

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  1. Common Factoring polynomials

  2. Answers: • 5.

  3. Investigation A on p.228

  4. Answers: • 1. • 3.

  5. 4.

  6. 5. b) • e)

  7. Investigation B on p.229

  8. Answers: • 1.a) 12 = 2 x 2 x 3 8 = 2 x 2 x 2 • Therefore the GCF is 2 x 2 = 4 • b) 15 = 3 x 5 25 = 5 x 5 • Therefore the GCF is 5 • 4. a)

  9. Answers: • 5.

  10. Examples: • 1. 7x – 21 • 2.

  11. Examples: • 3. • 4.

  12. Factoring by grouping • a(c+d)+b(c+d) • = (c + d)(a + b)

  13. Examples: • 1.ax + ay + 2x + 2y • 2.

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