(1) 8 +(2010? 3 )0?( 1 2 )?1=2 2 +1-2=2 2 -1; (2)方程两边都乘以(x-1)(x+1),得x(x+1)-2=(x-1)(x+1),解得x=1.检验:当x=1时,(x-1)(x+1)=0,则x=1是原方程的增根,所以原方程无解.