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

Quali delle seguenti operazioni è interna a ℚ ?

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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