Calcule cu radicali

Calcule cu radicali

7th Grade

20 Qs

quiz-placeholder

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Calcule cu radicali

Calcule cu radicali

Assessment

Quiz

Mathematics

7th Grade

Hard

Created by

Irina Stratan

Used 52+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 9=-\sqrt{9}=  

 33  

 9\sqrt{9}  

 3-3  

 18-18  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 144=\sqrt{144}=  

14

8

12

13

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 35=...\sqrt{3}\cdot\sqrt{5}=...  

 8\sqrt{8}  

 15\sqrt{15}  

 3\sqrt{3}  

 5\sqrt{5}  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 60:15=...\sqrt{60}:\sqrt{15}=...  

 45\sqrt{45}  

 5\sqrt{5}  

 22  

 3\sqrt{3}  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt


 3222=3\sqrt{2}-2\sqrt{2}=  

 11  

 4\sqrt{4}  

 101\sqrt{0}  

 2\sqrt{2}  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (57)(23)=\left(-5\sqrt{7}\right)\cdot\left(-2\sqrt{3}\right)=  



 +1021+10\sqrt{21}  

 1021-10\sqrt{21}  

 +710+7\sqrt{10}  

 710-7\sqrt{10}  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (+2210):(25)=\left(+22\sqrt{10}\right):\left(-2\sqrt{5}\right)=  

 205-20\sqrt{5}  

 +205+20\sqrt{5}  

 +112+11\sqrt{2}  

 112-11\sqrt{2}  

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