Question

1- Resolva a equação 4! + 4! / 2!

(A)33

(B)12

(C)24

(D)36

(E)NDA​

Answer 1

Resposta:

os conjuntos A = {x ∈ N / 1 < x < 5}, B = {2, - 1, 6, 3} e C = {3,- 4, 6, 9} e D={ x ∈ Z / 1 < x < 4}, coloque V ou F: ( )2∉A ( )A⊄C ( ) A∩B∩C∩D = {2, 3} ( ) {3}∈ B ( )3 ∈C ( ) {9, - 4} ⊄ C ( )2∈C ( )7∈A ( )2⊂D ( )D⊂A ( ) A – B = {4, 5} ( )A–D=φ