
Conjuntos numéricos
Authored by Tadeu Cardoso Lima
Mathematics
10th - 12th Grade
Used 141+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
0,777...
5,2
0,9222...
0,068
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A qual desses intervalos reais pertence a solução da equação 4x + 10 =2?
]-2, 1]
]-4, 0[
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Em que item temos um número irracional?
5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A fração geratriz da dízima periódica 0,232323... é:
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
1
- 1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual é a medida do lado de um quadrado 10.000 m² de área?
10
100
1.000
10.000
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ao longo do século XX, a taxa de variação na população do Brasil foi sempre positiva (crescimento). Essa taxa leva em consideração o número de nascimentos (N), o número de mortes (M), o de emigrantes (E) e o de imigrantes (I) por unidade de tempo. É correto afirmar que, no século XX:
M > I + E + N.
N + I > M + E.
N + E > M + I.
M + N < E + I.
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