Question

sejam a =(1,3,5,7,9,11),b(1,2,3,4,5)C =(2,4,7,8,10)ENTÃO (AUB) U (C-A)E

A (2,4) B(4)
C (2,4,8) D (1,3,5,11 ME AJUDA PF

Answer 1

 a =(1,3,5,7,9,11),b(1,2,3,4,5)C =(2,4,7,8,10)
(AUB) U (C-A) =  {1,2,3,4,5,7,9,11} U {2,4,8,10} ==> { 1,2,3,4,5,7,8,9,10,11 }