Objective:To be able to find the product of two binomials.

8.7 Multiplying PolynomialsPart 1

Distributive PropertyExample 1:Multiply.

(x + 3)(x + 2)

(x + 3)(x + 2)

Distributive PropertyExample 2:Multiply.

(x + 2)(x – 1)

(x + 2)(x – 1)

Box MethodExample 3:Multiply.

(x + 3)(x + 2)

Box MethodExample 4:Multiply.

(x + 2)(x – 1)

Box MethodExample 5:Multiply.

(11a – 6b)(2a + 3b)

FOILExample 6:Multiply.(x + 3)(x + 2)

F Multiply the first terms

O Multiply the outer

terms

I Multiply the inner

terms

L Multiply the last terms

(x + 3)(x + 2)

FOILExample 7:Multiply.(x + 2)(x – 1)

F Multiply the first terms

O Multiply the outer

terms

I Multiply the inner

terms

L Multiply the last terms

(x + 2)(x – 1)

FOILExample 8:Multiply.

(2y + 3)(6y – 7)F Multiply

the first terms

O Multiply the outer

terms

I Multiply the inner

terms

L Multiply the last terms

(2y + 3)(6y – 7)

Watch Me

HomeworkMultiply.1. (p + 2)(p – 10)

2. (6a – 5)(3a – 8)

3. (8x2 + 1)(2x2 – 3)