(9x³-6x²-5x+2﹚÷﹙3x-1﹚
=(9x³-6x²+x-6x+2﹚÷﹙3x-1﹚
=[x(3x-1)²-2(3x-1)]÷﹙3x-1﹚
=x(3x-1)-2
=3x²-x-2
=(3x+2)(x-1) (如有必要,将上式因式分解成这个结果)
(9x³-6x²-5x+2﹚÷﹙3x-1﹚
=(9x³-6x²+x-6x+2﹚÷﹙3x-1﹚
=[x(3x-1)²-2(3x-1)]÷﹙3x-1﹚
=x(3x-1)-2
=3x²-x-2
=(3x+2)(x-1) (如有必要,将上式因式分解成这个结果)