2.1 - 2.5 Review Math II

Multiply Binomials

100

(x + 2)(x + 5)

x² + 7x + 10

200

(2x - 1)(x + 2)

2x² + 3x - 2

300

(4b - 2)(b + 3)

4b² + 10b - 6

400

(2h + 3)(2h - 3)

4h² - 9

500

(x + 9)(x² - 4x + 1)

x³ + 5x² - 35x + 9

Solve Factored Form

100

(m + 10)(m - 2) = 0

-10, 2

200

(2x - 1)(x + 3)

1/2, -3

300

(3x - 5)(2x + 7)

5/3, -7/2

400

4x(x + 1)(2x + 1)

0, -1, -1/2

500

3(2x - 1)(x + 3)

1/2, -3

Factor GCF

100

10x - 40

10(x - 4)

200

8y² - 16y

8y(y - 2)

300

6x³ + 3x²

3x²(2x + 1)

400

4x⁴ - 8x³ - 6x²

2x²(2x² - 4x - 3)

500

2x²y - 4xy² - 6xy³

2xy(x - 2y - 3y²)

Factor by Grouping

100

6n³ + 8n² + 3n + 4

(2n² + 1)(3n + 4)

200

14t³ + 21t² + 16t + 24

(7t² + 8)(2t + 3)

300

13y³ - 8y² + 13y - 8

(y² + 1)(13y - 8)

400

2y³ + 6y² + y + 3

(2y² + 1)(y + 3)

500

2m³ - 32m² - m + 16

(2m² - 1)(m - 16)

AC Method

100

g² + 7g + 10

(g + 5)(g + 2)

200

v² + 21v + 20

(v + 20)(v + 1)

300

2n² + 15n + 7

(2n + 1)(n + 7)

400

3x² - 17x + 20

(3x - 2)(x - 5)

500

8x² + 18x + 9

(4x + 3)(2x + 3)