Unit 8 Test Review

Add/Subtract Polynomials

100

Perform the operation.

(6x^2+3x)+(2x^2+6x)

8x^2+9x

200

Perform the operation.

(7x^2+3x-10)+(6x^2-10x+3)

13x^2-7x-7

300

Perform the operation.

(6x^2+2x)-(-9x^2-10x)

15x^2+12x

400

Perform the operation.

(3x^2-10x-2)-(6x+3)

3x^2-16x-5

500

Perform the operation.

(8x^2-7x+8)-(4x^2-3x+3)

4x^2-4x+5

Multiply Polynomials (FOIL)

100

Express as a trinomial.

(x+2)(x+10)

x^2+12x+20

200

Express as a trinomial.

(2x+3)(x+7)

2x^2+17x+21

300

Express as a trinomial.

(x-7)(x+10)

x^2+3x-70

400

Express as a trinomial.

(3x-7)(x-1)

3x^2-10x+7

500

Express as a trinomial.

(2x-3)(3x-7)

6x^2-23x+21

Greatest Common Factor (GCF)

100

Factor the expression completely.

4x+4

4(x+1)

200

Factor the expression completely.

16-2x

2(8-x)

300

Factor the expression completely.

40x-35

5(8x-7)

400

Factor the expression completely.

16x+56

8(2x+7)

500

Factor the expression completely.

27+63x

9(3+7x)

Factoring Trinomials (Make It Happy)

100

Factor.

x^2+3x+2

(x+1)(x+2)

200

Factor.

x^2+8x+16

(x+4)(x+4)

300

Factor.

x^2+2x-8

(x-2)(x+4)

400

Factor the trinomial.

2x^2+11x+14

(2x+7)(x+2)

500

Factor the trinomial.

5x^2+14x+8

(5x+4)(x+2)

Difference of Squares

100

Factor completely.

x^2-25

(x+5)(x-5)

200

Factor completely.

x^2-16

(x+4)(x-4)

300

Factor completely.

1-64x^2

(1+8x)(1-8x)

400

Factor completely.

4x^2-81

(2x+9)(2x-9)

500

Factor completely.

49-36x^2

(7+6x)(7-6x)