原式配方得:x+xy+y/4+3y/4-3y+3=0即得:(x+y/2)+3(y/2-1)=0则有:x+y/2=0且y/2-1=0解得:y/2=1即y=2,x=-y/2=-1所以:x的y次幂=(-1)=1
原式配方得:x²+xy+y²/4+3y²/4-3y+3=0即得:(x+y/2)²+3(y/2-1)²=0则有:x+y/2=0且y/2-1=0解得:y/2=1即y=2,x=-y/2=-1所以:x的y次幂=(-1)²=1