再刷吧!看你刷那么多分有什么用!匿名!
2x^4+7x^3-26x^2+23x-6=0
2x^4+7x^3-4x^2-22x^2+23x-6=0
x^2(x+4)(2x-1)-(2x-1)(11x-6)=0
(2x-1)(x^3+4x^2-11x+6)=0
(2x-1)(x^3-x^2+5x^2-5x-6x+6)=0
(2x-1)[x^2(x-1)+5x(x-1)-6*(x-1)]=0
(2x-1)(x-1)(x^2+5x-6)=0
(x-1)(2x-1)(x+6)(x-1)=0
(x-1)^2(x+6)(2x-1)=0