(6 - a3 + a2) + (3a3 - 3a4 - a2)
-3a4 + 2a3 + 6
5 ( 5b - 6 )
25b - 30
(2m - 6) (m + 6)
2m2 + 6m -36
36x3y + 42y2 + 30
6 (6x3y + 7y2 + 5)
18m3 + 48m2 - 15m - 40
(6m2 - 5) (3m + 8)
(5 - 5x - 2x3) + (1 + 2x3 - x)
-6x + 6
8 ( 6r - 2)
48r - 16
(3k + 6) (5k + 6)
15k2 + 48k + 36
20x + 16x3 - 28xy3
4x (5 + 4x2 -7y3)
28x3 - 7x2 - 16x + 4
(7x2 - 4) (4x - 1)
( 1 - 5x3 - 4x) - ( 2 + 4x3 - 4x)
-9x3 -1
6 ( 6v - 2)
36v - 12
(7x + 3) (4x +4)
28x2 + 40x + 12
-12x5y7 + 2x8y2 + 10x4
2x4 (-6xy7 + x4y2 + 5)
10k3 + 5k2 - 16k - 8
(5k2 - 8)(2k + 1)
(4x2 + x3 + 5x4) + (4 + x4 + x2)
-4x4 + x3 + 5x2 + 4
5 ( 7n - 5)
35n - 25
(8k - 5) (8k + 5)
64k2 - 25
30y3x2 - 40y5 + 10y3x
10y3 (3x2 - 4y2 + x)
6a3 - 4a2 + 9a - 6
(2a2 + 3)(3a - 2)
(5 - 3n -2n3) - (2 - 3n + 5n3)
-7n3 + 3
4x3 (7x + 7)
28x4 + 28x3
(b + 6) (b - 6)
b2 - 36
35m2 + 21m + 28mn3
7m (5m + 3 + 4n3)
16n3 + 40n2 + 2n + 5
(8n2 + 1)(2n + 5)