Question

Dados os conjuntos E={1,3,8,6,4}, F={1,2,3,8,6,4,9} e G={4,5,6,7,8}.
determine
a)F-E
b)(F-G)U(G-F)

Answer 1

a) F-E=(2 e 9)
b)(1,2,3,9)U(4,5,6,7)=  
    (1,2,3,4,5,6,7)
espero ter ajudado