Unit 7

Multiplying Polynomials

100

5x²(3x)

15x³

200

-2x(3x+1)

-6x²-2x

300

(x-4)(5x+2)

5x²-18x-8

400

(x+10)(x²-5x-6)

x³+5x²-56x-60

500

(x³-2x-4)(x²+10x-12)

x⁵+10x⁴-14x³-24x²-64x+48

Common Factor

100

2x+4

2(x+2)

200

3x+27

3(x+9)

300

4x²-7x

x(4x-7)

400

10x³+15x²

5x²(2x+3)

500

12x⁴+8x²-20x

4x(3x³+2x-5)

Factor by Grouping

100

10ab+15a+4b+6

(5a+2)(2b+3)

200

7ab-6-7a+6b

(7a+6)(b-1)

300

24xy+18x+28y²+21y

(6x+7y)(4y+3)

400

20ab+30a²+4b³+6b²a

2(5a+b²)(2b+3a)

500

336mn+294m³+288n+252m²

6(7m+6)(8n+7m²)

Factoring Quadratics

100

n²-7n-18

(n-9)(n+2)

200

2n²-14n-16

2(n-8)(n+1)

300

5p²-14p-24

(5p+6)(p-4)

400

16x²+2x-14

2(x+1)(8x-7)

500

6b²+b-70

(3b-10)(2b+7)