Monomial
Easy Tri
Difference of Squares
Sum/Diff of Cubes
Hard Tri
100

9x+6

3(3x+2)

100

x2+4x+3

(x+3)(x+1)
100

x2-9

(x+3)(x-3)

100

x3+64

(x+4)(x2-4x+16)

100

5x2-21x-20

(5x+4)(x-5)

200

3x6+6x4

3x4(x2+2)

200

n- 18n +81

(n-9)(n-9)

200

n2-49

(n+7)(n-7)

200

y3-8

(y-2)(y2+2y-4)

200

3y2+4y-32

(3y-8)(y+4)

300

16x5-4x3+8x

4x(4x4-x2+2)

300

x2-3x-70

(x-10)(x+7)

300

64x2-81

(8x-9)(8x+9)

300

125x3+27

(5x+3)(25x2-15x+9)

300

8n2-22n-63

(4n+7)(2n-9)

400

21x2y3-27y2+12x

3(7x2y3-9y2+4x)

400

x2+11x-12

(x+12)(x-1)

400

324k2-100

2(9x+5)(9x-5)

400

27a3-125b3

(3a-5b)(9a2+15ab-25b2)

400

-5p2+2p+3

-(5p+3)(p-1)

500

25a5b+20a8b2+45a6b3

5a5b(5+4a3b+9ab2)

500

a2-9ab+18b2

(a-6b)(a-3b)

500

100x2-9y2

(10x+3y)(10x-3y)

500

4a3-32b3

4(a-2b)(a2-2ab+4b2)

500

28x4+16x3-80x2

4x2(7x-10)(x+2)