Jawabanmu

2014-09-09T22:47:38+07:00
X3-3x2-6x-6x2+18x+36
= x3-9x2+12x+36
2014-09-09T22:53:38+07:00
( X - 6 ) ( x2 - 3x - 6 ) = 2x3 - 4x2 - 6x - 6x2 + 18x +36 =0
                                = 2x3 - 10x2 + 12x + 36 = 0