Level 1
Level 2
Level 3
Level 4
100
(3n+2)(n+3)
3n2+11n+6
100
(3p−3)(p−1)
3p2−6p+3
100
(4n+4)(5n−8)
20n2−12n−32
100

(x-2)2

x2 - 4x + 4

200
(n−1)(2n−2)
2n2−4n+2
200
(3p+3)(3p+2)
9p2+15p+6
200
(5x−2)(5x−8)
25x2−50x+16
200

(2x + 5)2

4x2 +20x +25

300
(2x+3)(2x−3)
4x2−9
300
(k−2)(k−3)
k2−5k+6
300
(6x+2)(2x+8)
12x2+52x+16
300

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

x3 +x- 6x +4

400
(r+1)(r−3)
r2−2r−3
400
(v−1)(3v−3)
3v2−6v+3
400
(3x+3)(x+4)
3x2+15x+12
400

(x  + 3)3

x3 + 9x2 + 27x +27

500
(2n+3)(2n+1)
4n2+8n+3
500
(2x−3)(3x+3)
6x2−3x−9
500
(5v+4)(3v−6)
15v2−18v−24
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