x3 + 8 = x3 + 23 = (x + 2)[x2 - (x)(2) + 22] = (x + 2) (x2 - 2x + 4)
X2 + 2X - 14 = 6X2 + 2X - 8 = 0what two products of - 8 = 2 ?(X +4)(X - 2)=========X = - 4X = 2
X3 + 8= (x+2)(x2-2x+4)
x2 + 12x + 32 = (x + 8)(x + 4)
x2 + 3x - 40 = (x + 8)(x - 5)
x2 + 2x - 48 = x2 + 8x - 6x - 48 = x(x + 8) - 6(x + 8) = (x - 6)(x + 8)
x3 + 8 = x3 + 23 = (x + 2)(x2 + 2x + 22) = (x + 2)(x2 + 2x + 4)
(x+4)(x-2)
-x2 + 2x + 48 = (-x - 6)(x - 8) = -(x + 6)(x - 8)
-x2 + 2x + 48 = (x +6)(8 - x)
x3 + 8 = x3 + 23 = (x + 2)[x2 - (x)(2) + 22] = (x + 2) (x2 - 2x + 4)
-x2 + 2x + 48 = (-x - 6)(x - 8)
16 + 6x - x2 = 16 + 8x - 2x - x2 = 8*(2 + x) - x*(2 + x) = (8 - x)*(2 + x)
-x2 + 2x + 48 = (-x - 6)(x - 8)
2x3 + 16 = 2(x3 + 8) = 2(x3 + 23) = 2(x + 2)(x2 - 2x + 22) = 2(x + 2)(x2 - 2x + 4)
(x+2)(x2+2x+4)
x2 + 6x + 8 = (x + 4)(x + 2)