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Lucrare scrisă semestrială la clasa a VII-a

Authored by Cristina Pop

Mathematics

7th Grade

Used 2+ times

Lucrare scrisă semestrială la clasa a VII-a
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16 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Care dintre următoarele numere sunt pătrate perfecte?

36

15

56

144

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Cel mai mare număr întreg mai mic sau egal cu  45\sqrt{45}  este:

5

9

7

6

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Rezultatul calculului  4+ 49  9\sqrt{4}+\ \sqrt{49}\ -\ \sqrt{9}  este:

9

6

0

 45\sqrt{45}  

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Rezultatul calculului  23\left|\sqrt{2}-\sqrt{3}\right|  este egal cu:

 23\sqrt{2}-\sqrt{3}  

 1-\sqrt{1}  

 32\sqrt{3}-\sqrt{2}  

 5\sqrt{5}  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Scrieți sub un singur radical  618\sqrt{6}\cdot\sqrt{18}  :

 636\sqrt{3}  

 363\sqrt{6}  

 323\sqrt{2}  

 6\sqrt{6}  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Scrieți sub un singur radical  108:3\sqrt{108}:\sqrt{3}  

 6\sqrt{6}  

6

 324\sqrt{324}  

18

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Dintre numerele  434\sqrt{3}  și  525\sqrt{2}  este mai mare:

 434\sqrt{3}  

 525\sqrt{2}  

sunt egale

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