9x - 21
3(3x - 7)
x2 - 64
(x + 8)(x - 8)
p3 - 1
(p - 1)(p2 + p + 1)
x2 +7x + 12
(x + 3)(x + 4)
x3 + x2 + 9x + 9
(x2 + 9)(x + 1)
2x - 5x2
x(2 - 5x)
(7 - x)(7 + x)
8a3 + 27
(2a + 3)(4a2 - 6a + 9)
x2 + 2x - 24
(x - 4)(x + 6)
2x3 - 5x2 - 4x + 10
(x2 - 2)(2x - 5)
14x3 + 18x4
2x3(7 + 9x)
81 - 16x2
(9 - 4x)(9 + 4x)
8n3 - p3
(2n - p)(4n2 + 2np + p2)
2x2 + 5x + 2
(2x + 1)(x + 2)
x3 + 6x2 - 14x - 84
(x2 - 14)(x + 6)
x5y2 - xy3
xy2(x4 - y)
64 - 81y4
(8 + 9y2)(8 - 9y2)
d9 - 8b6
(d3 - 2b2)(d6 + 2d3b2 + 4b4)
6x2 + 61x + 10
(6x + 1)(x + 10)
4x3 + 3x2 - 28x - 21
(x2 - 7)(4x + 3)
-9x3y7z3 - 34x2y3z7
-x2y3z3(9xy4 + 34z4)
49x2y6 - 25
(7xy3 + 5)(7xy3 - 5)
125n3 + 64m9
(5n + 4m3)(25n2 - 20nm3 + 16m6)
2x3 - 38x2 + 180x
2x(x - 10)(x - 9)
-x6 - 2x5 - 16x4 - 32x3
-x3(x + 2)(x2 + 16)