1)x+0=x,x·1=x2)x(y+z)=xy+xz,x+yz=(x+y)(x+z)3)x+x'=1,x·x'=04)x+x=x,x·x=x 5)x+1=1,x·0=06)x+xy=x,x(x+y)=x 7)(x+y')y=xy,xy'+y=x+y8)(x+y)(x+y')=xxy+xy'=x
당신은 어느 그룹입니까?