Factor GCF
X-Box 1
X-Box 2
GCF first
Special Cases
100

10x+5y

5(2x+y)

100

x2+5x+6

(x+3)(x+2)

100

x2-9x-36

(x-12)(x+3)

100

2x2+12x+16

2(x+4)(x+2)

100

x2-9

(x+3)(x-3)

200

6a2  + 3a

3a(2a+1)

200

x2+3x-18

(x+6)(x-3)

200

x2-5x-50

(x-10)(x+5)

200

3x2+3x-90

3(x+6)(x-5)

200

x2-10x+25

(x-5)2

300

24ab2 + 16b2

4b2(6a+4)

300

x2-12x+27

(x-3)(x-9)

300

x2-8x+7

(x-7)(x-1)

300

10x2-4x-6

2(5x+3)(x-1)

300

4x2-4x+1

(2x-1)2

400

36x2y2 + 48x3y

12x2y(3y+4x)

400

2x2+3x+1

(2x+1)(x+1)

400

4x2-11x-3

(4x+1)(x-3)

400

8x2-24x+18

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

400

x2-81

(x-9)(x+9)

500

70x3y2 - 35xy+ 5xy

5xy(14x2y-7y+1)

500

3x2-x-2

(3x+2)(x-1)

500

6x2-13x+5

(3x-5)(2x+1)

500

45x2-20

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

500

25x2+30x+9

(5x+3)2