试确定m的值,使方程3﹙x-1﹚﹙x-2m﹚=x﹙m-12﹚的两根的和与两根的积相等,并求出根来3﹙x-1﹚﹙x-2m﹚=x﹙m-12﹚3(x^2-(2m+1)x+2m=x﹙m-12﹚3x^2-(3m+11)x+2m=0两根的和与两根的积相等,所以 3m+11=2mm=-113x...