8.3 Multiplying Binomials Objective: to multiply two binomials or a binomial by a trinomial.

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Multiplying Polynomials Be able to use different methods to multiply two polynomials.

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8.3 Multiplying Binomials Objective: to multiply two binomials or a binomial by a trinomial

Using the distributive property to find the product of two binomials. Review:2(3x – 7) 6x 6x - 14 Simplify: (2x + 4) (3x – 7) 2(3x – 7) 2x(3x – 7) + 4 (3x – 7) (2x + 4) (3x – 7) - 14x + 12x-28

Using the distributive property to find the product of two binomials. Simplify: (x - 6) (4x + 3) x(4x + 3) - 6 (4x + 3) (x - 6) (4x + 3) + 3x -24x-18

1.(x + 4)(x – 1) 2. (3x + 6)(2x – 5)

Using a table to multiple binomials Simplify: (x - 3)(4x – 5) -12x -5x15 x-3 4x -5

Using a table to multiple binomials Simplify: (3x + 1)(x - 3) 1x -9x-3 3x+1 x -3

Simplify using the FOIL method Simplify: (x + 3) (x + 1) FOIL First Outside Inside Last F O I L

Simplify using the FOIL method Simplify: (3x – 4) (2x - 7) FOIL First Outside Inside Last F O I L

Simplify using the FOIL method Simplify: (5x – 3) (x + 7) FOIL First Outside Inside Last F O I L - 21 Assignment: pg 501: 8-28

Use the FOIL method to multiply (x + 4)(x – 1) 2. Multiply (2a – 2)(a – 3)

3. Multiply (5y + 4)(2y – 3) 4. Multiply (y + 2)(y 2 – 2y + 3)

5. Multiply (2x – 1)(3x 2 – x – 4)

Exit Ticket! 1.(3x – 4)(x – 5) 2.(x + 2)(x – 2)