Question

3)Complete com: €(pertence) ou € ( não pertence).
2...........N
-2............N
2/3........Z
1/10.......Z
-5...........Z
2..........Z
-2/3.........Q
12/3..........Z
21/3.......Q
12..............Z
-12........Q
-12........I
2...........R
-4.........Q
12/5.........N
74........N
-2.......Z
0..........Z
2/3........R
-1/6.......Z
-5/3.......Q
-1/4........N
7/3.........Q
√5..........N
-2............Z
-65........Z
18...........Z
-2/5..........Z

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Answer 1

Resposta:

2...∈........N

-2....∉........N

2/3....∉....Z

1/10....∉...Z

-5........∈...Z

2......∈....Z

-2/3....∈.....Q

12/3.....∈.....Z

21/3...∈....Q

12.......∈.......Z

-12.....∈...Q

-12...∉.....I

2......∈.....R

-4.....∈....Q

12/5...∉......N

74....∈....N

-2....∈...Z

0.....∈.....Z

2/3..∈......R

-1/6..∉.....Z

-5/3...∈....Q

-1/4.....∉...N

7/3.....∈....Q

√5.....∉.....N

-2.......∈.....Z

-65....∈....Z

18......∈.....Z

-2/5...∉.......Z

Explicação passo-a-passo: