(1)因式分解得:2x(3-x)=0,可得2x=0或3-x=0,解得:x1=0,x2=3;(2)方程变形得:x2-2x=2,配方得:x2-2x+1=3,即(x-1)2=3,开方得:x-1=± 3 ,解得:x1=1+ 3 ,x2=1- 3 .