如果有理数x,y满足2003(x+1)²+|1003x+½y+1|=0,则x的y次方+y的(x+2)的值?
问题描述:
如果有理数x,y满足2003(x+1)²+|1003x+½y+1|=0,则x的y次方+y的(x+2)的值?
答
2003(x+1)²=0 |1003x+½y+1|=0 x=-1 y=501 x的y次方=-1 +y=500 *(x+2)=500