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10.3 Multiplying Polynomials

10.3 Multiplying Polynomials. Miss battaglia – Algebra 1 CP Objectives: Multiplying two binomials. Multiplying a trinomial and a binomial. . Warm Up. Factor 12p 3 + 4p 2 – 2p. Homework Solutions. P. 473 #2-4, 9- 15 x 2 – 3x 3. 4x 2 + 2x 4. 20x 2 – 32x 9. 8x + 28

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10.3 Multiplying Polynomials

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  1. 10.3 Multiplying Polynomials Miss battaglia – Algebra 1 CP Objectives: Multiplying two binomials. Multiplying a trinomial and a binomial.

  2. Warm Up • Factor 12p3 + 4p2 – 2p

  3. Homework Solutions • P. 473 #2-4, 9-15 • x2 – 3x 3. 4x2 + 2x • 4. 20x2 – 32x 9. 8x + 28 • -54x4 + 36x2 – 48x • 2g4 + 12g3 + 10g2 • -12a3 + 15a2 – 27a • 35x4 – 21x2 15. 6p5 – 15p3

  4. Multiplying two binomials • You can use the distributive property to multiply two binomials. • Example 1: Find the product (2x + 1)(x – 5)

  5. Example 2 • Find each product. • (3x + 1)(2x + 3) b. (6x – 7)(3x + 5)

  6. Example 3 • Find the product by multiplying vertically and horizontally. • (3x2+ x – 6)(2x – 3)

  7. Example 4 • Find the product (3a2 + 4)(5a2 + 2a – 3)

  8. Homework • Pg478 # 11 – 19 odd, 23 - 25

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