Test radicali

Test radicali

4th Grade

15 Qs

quiz-placeholder

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Test radicali

Test radicali

Assessment

Quiz

Mathematics

4th Grade

Hard

Created by

Elena Onea

Used 18+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 17217^2  este egal cu

 289289  

 169169  

 3434  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media geometrică a numerelor 8 și 2 este:

55

44

1616

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 82\sqrt{8}\cdot\sqrt{2}  =

 222\sqrt{2}  

 44  

 424\sqrt{2}  

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 2542=2\sqrt{5}\cdot4\sqrt{2}=  

 8080  

 40240\sqrt{2}  

 8108\sqrt{10}  

 16516\sqrt{5}  

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 50:2=\sqrt{50}:\sqrt{2}=  

 525\sqrt{2}  

 55  

 252\sqrt{5}  

 1010  

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Introducând factori sub radical  535\sqrt{3}   se obtine:

 30\sqrt{30}  

 15\sqrt{15}  

 75\sqrt{75}  

 45\sqrt{45}  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Scoțând factori de sub radical  540\sqrt{540}  se obține:

 36536\sqrt{5}  

 121512\sqrt{15}  

 6156\sqrt{15}  

 36336\sqrt{3}  

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