Question

com base nos conjuntos A= {1,2,3}, B={5,6,7} e C={1,2,3,4,5,6,} preencha o campo abaixo com a simbologia adequada

a)3____A

b)7____C

c)A____B

d)B____A

e)C____A

f)C_____B

Answer 1

vou dizer oque pertence e nao pertence....e vc vai colocar os dois simbolos ok??

a) pertence

b)nao pertence

c)nao pertence

d)nao pertence

e)pertence

f)nao pertence.