a , b , c는 유리수이고 +b2 +c2+3=2-b3=03을 만족한다면 , 2011의 힘 ( a-c ) +

a , b , c는 유리수이고 +b2+c2+c3=2-b3=-1cb1b2=-1cb1+b2o2=2-12o-11+2-12=2=2-12-12-12-11-21+122-11+122=-12=-12=2=2=-12=-12=-12=-12=2=2=2=2=-12=-12=-12=-12=-12=-12=-12=-12=-12=-12=-12+122+122+122+122=-12=-12+122+122=-12+122=2=-12+122+122+122+122+122+122+122=-12=-12+122+122=-12+122+122=-12+122+122+122+122+122+122=-12=-12=-12=-12=-12=