小华在解一元二次方程时,只得出一个根x=1,则被漏掉的一个根是_

小华在解一元二次方程时,只得出一个根x=1,则被漏掉的一个根是__.

 

答案

0

解析:x2-x=0,提公因式得:x(x-1)=0,可化为:x=0或x-1=0,解得:x1=0,x2=1,则被漏掉的一个根是0.

 

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