(9x³-6x²-5x+2﹚÷﹙3x-1﹚=?
1个回答

(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)