
Teza digitala VIII-a, semestrul I
Authored by Ana Maria
Mathematics
University
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15 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Rezultatul calculului 10+10 : 5 este egal cu ... .
4
12
15
5
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Dintre
a
b
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
În intervalul [ -3 ; 4 ) se află un număr de … numere întregi nenule .
5
2
6
7
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Descompusa in factori primi x2 - 2x+1 este
(x+1)2
(x-1) (x+1)
(x-1)2
x (x-1)
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Multimea {x R | -6 <x 8 } reprezinta intervalul :
{-6;8}
(-6;8)
(-6;8]
[-5;8]
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
In cubul ABCDA'B'C'D' masura unghiului dintre dreptele AC si C'D' este de :
450
900
300
600
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
In care dintre figurile de mai jos este reprezentata o piramida patrulatera regulata?
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