Quali delle seguenti operazioni è interna a ℚ ?
Insiemi numerici: Q
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Insiemi numerici: Q
Quiz
•
Mathematics
•
9th Grade
•
Hard
Agnese Canella
Used 7+ times
FREE Resource
40 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Addizione
Sottrazione
Moltiplicazione
Divisione
(se priviamo ℚ dello 0)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'elemento neutro per l'addizione in ℚ è
1
0
non esiste
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'elemento neutro per la moltiplicazione in ℚ è
1
0
non esiste
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ℚ è un insieme discreto.
Vero
Falso
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ogni numero naturale può essere considerato un numero razionale.
Vero
Falso
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ogni numero razionale è un numero intero.
Vero
Falso
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un numero razionale è una frazione.
Vero
Falso
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