Three Terms
n4+2n2-24
(n2+6)(n+2)(n-2)
x3-x2+9x-9
(x2+9)(x-1)
9x2-49y2
(3x-7y)(3x+7y)
x5-24x3-25x
(x+5)(x-5)(x2+1)
k3+5k2-k-5
(k-1)(k+1)(k+5)
x3+27
(x+3)(x2-3x+9)
20x2-17x-63
(4x-9)(5x+7)
2x5-18x4+7x-63
(2x4+7)(x-9)
(x3+x2-22x-1)/ (x+5)
x2-4x-2+ 9/x+5
5x2- 50x+120
5(x-4)(x-6)
(x+3)2-(2x-1)2=0
x= -2/3 or x=4
(3x3-22x2+37x-10)/ (x-2)
3x2-16x+5
24x2 - 6xy -9y2
3(2x+y)(4x-3y)
x2+7x-6
Unfactorable
f(x)= 2x4+x3-11x2-4x+12; (x-1)
(x-1)(x-2)(x+2)(2x+3)