x(x^2 + 1)
(x + y)(x + y)(x + y)
x(x2 + 36)
Factor out the GCF and get X(X2-X+1).
w3+125
x(x + 9)(x + 1)
x(x + 9)(x + 1)
x^3 + y^3 = (x + y)(x^2 - xy + y^2)
(x + 6)(x^2 - 6x + 36)
(x + 3)(x^2 - 3x + 9)
x^3 + x^2 + x = x(x^2 + x + 1)
That becomes x^2 - x + 1
x(x4+x3+x2+x+1)