(x+4)(x-7)
x(x + 3)(x - 4)
2
4(x - 1)(x + 1)
x3 + 4x2 - 16x - 64 = (x + 4)(x + 4)(x - 4).
(x - 5)(x + 4)
(x+4)(x-7)
(x + 2)(x - 4)
4
x(x + 3)(x - 4)
2
x = ? 42 = x squared minus x
3x2 - 11x - 4 = (x-4)(3 x + 1)
(x+2)(x−4)
X2 - 4= (x + 2)(x - 2)===========
(x-1)(x-4)
It is the difference of squares. (x-4) and (x+4) <--- answer