Question

sejam A= (3,5,6,7,8) e B=(6,7,8,9,10) determine

a) A-B=
b) B-A=
c) AUB=
d)( A-B) UB=

Answer 1

a) A-B=(3,5)
b) B-A=(10)
c) AUB=(6,7,8)
d) (A-B) UB=(3,5,6,7,8,9,10)

Espero ter ajudado!!!