Question

dados os conjuntos A={O,3,4,5,6,7,8}, B= { 2,4,5,6,9} e C={0,3,6,9,10}, determine: 
AUC,  A-B, B-C

Answer 1

   

A={O,3,4,5,6,7,8}B= { 2,4,5,6,9}C={0,3,6,9,10}

AUC = { 0,3,4,5,6,7,8,9,10 }

Answer 2

AUC; {0,2,3,4,5,6,7,8,9}