TEST DE EVALUARE Numere reale. Intervale

Quiz
•
Mathematics
•
8th Grade
•
Hard

Tanase Luminita
Used 42+ times
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Valoarea de adevăr a propoziţiei : „ |-7| = 7” este
Adevărat
Fals
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Partea întreagă a numărului 12,(8) este:
8
0,8
12
13
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Alege variantele corecte:
-5 aparține intervalului [-5 ; 9)
9 aparține intervalului [-5 ; 9)
- 5 nu aparține intervalului [-5 ; 9)
9 nu aparține intervalului [-5 ; 9)
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Calculaţi suma dintre cel mai mic şi cel mai mare număr din intervalul [-9; 2).
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Transformarea în fracţie ordinară ireductibilă a numărului 3,24 este:
6.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Scrie mulţimea de mai jos sub formă de interval:
A= {x R / |x| < 5}
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Calculaţi suma numerelor întregi din intervalul ( -5, 5).
0
1
10
10
8.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Scrie mulțimea A= {x R / -1< x < 5} ca interval.
9.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Afirmația „ este număr irațional” este:
Adevărată
Falsă
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