2(x-3)²=x(x-3)2(x-3)²-x(x-3)=0(x-3)[2(x-3)-x]=0(x-3)(x-6)=0x1=3,x2=6祝你开心!希望能帮到你,如果不懂,请追问,祝学习进步!O(∩_∩)O
2(x^2-6x+9)=x^2-3x2x^2-12x+18=x^2-3xx^2-9x+18=0x=3或6
2(x-3)平方=x(x-3)(x-3)(2x-6-x)=0(x-3)(x-6)=0x=3或6