
Test inițial - clasa a 9 a (tehnologic)
Authored by Monica Dumitrache
Mathematics
9th Grade
Used 17+ times

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33 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Mulțimea numerelor întregi se notează cu litera:
R
N
Z
Q
2.
MULTIPLE CHOICE QUESTION
2 mins • 3 pts
1
2
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
(23)5·22:216 = ...
2
4
26
215
4.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Dacă 3 pixuri costă 4,5 lei atunci 10 pixuri costă ....
15
13,5
14,5
10
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Expresia ( 4x – 1)2 este egală cu:
16x2 -1
16x2 -8x + 1
16x2 + 1
16x2 -8x + 2
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
0
7.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Scrisă sub formă de interval mulțimea
A = {x∈ℝ/-1 ≤ x < 5} este egală cu ... .
(-1;5]
[-1;5]
[-1;5)
(-1;5)
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