(x + 5)(x + 8)
(x+1)(x+7)
2x(x2+2x+4)
4x2 + 8x + 4 = 4 (x2 + 2x + 1) = 4 (x + 1)2
x2-8x+16 = (x-4)(x-4) when factored
That does not factor neatly.
-8x + 3x2 - 3
x2 + 8x + 15 = (x + 3)(x + 5)
x2 + 8x + 15 = (x + 3) (x + 5).
This is not factor-able.
8x(x+9)
2x^2(x - 2)(x - 2)
x2 + 8x = x(x+8)
(x + 1)(3x + 5)
(x + 6)(x + 2)
The only factor is 2. 2*(t3 + 2t2 + 4x)
(8x + 9)(3x^2 - 1)