Question

assinale V ou F
a) N C Z
b) N* C/ N
c) N* C N
d) Z+ C Z
e) Z- C/ Z
f) Q C R
g) Z C Q
h) Z+ C Q+
i) N C/ R
j) R*+ C R

Answer 1

$a)~~N\subset Z~~~(V) \\ \\ b)~~N^* \not\subset N~~~(F) \\ \\ c)~~N^* \subset N~~~(V) \\ \\ d)~~Z_+ \subset Z~~~(V) \\ \\ e)~~Z_- \not\subset Z~~~(F) \\ \\ f)~~Q \subset R~~(V) \\ \\ g)~~~Z \subset Q~~~(V) \\ \\ h)~~~Z_+ \subset Q_+~~~(V) \\ \\ i)~~N\not\subset R~~~(F) \\ \\ j)~~R_+^*\subset R~~~~(V)$

Answer 2

Resposta:

a)V

b)F

c)V

d)V

e)F

f)V

g)V

h)V

i)F

j)V