1
2
3
4
100

3x2 + 5x

x(3x + 5)

100

4x3-8x2

4x2(x-2)

100

6a2b + 3ab2

3ab(2a + b)

100

14x2y - 15z

prime

200

x2 - 15x + 56

(x - 7)(x - 8)

200

x2 + 3x - 54

(x + 9)(x - 6)

200

x2 + 20x + 100

(x + 10)2

200

x2 + 6x + 9

(x + 3)2

300

ax2 - 11ax - 12a

a(x - 12)(x + 1)

300

3x2 - 24x - 27

3(x - 9)(x + 1)

300

6b2 - 42b + 72

6(b - 4)(b - 3)
300

24x + 36 + 3x2

3(x + 6)(x + 2)

400

2x2 - 242

2(x - 11)(x + 11)

400

16x2 - 4

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

400

2x2 + 11x + 12

(2x + 3)(x + 4)

400

3x2 - 14x + 8

(x - 4)(3x - 2)

500

144x2 - 102x +18

6(8x - 3)(3x - 1)

500

5x2 + 8xy - 21y2

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

500

51x3y - 34x2y - 85xy

17xy(x + 1)(3x - 5)

500

12ab3 + 9ab2 - 21ab

3ab(b - 1)(4b + 7)

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