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Realni brojevi

Authored by Ivana Čerina

Mathematics

8th Grade

Used 5+ times

Realni brojevi
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (5)2=\left(\sqrt{5}\right)^{2^{ }}=  

5

 5\sqrt{5}  

25

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

 x2=25x^2=25  

x=5

x= 5\sqrt{5}  

x= - 5

x=25

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Odaberi sve iracionalne brojeve:

7π7\pi

2162\sqrt{16}

55\frac{\sqrt{5}}{\sqrt{5}}

133\sqrt{133}

14\frac{1}{4}

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Odaberi sve skupove kojima pripada broj -5:

N

Z

Q

I

R

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Odaberi sve skupove kojima pripada broj 17.4:

N

Z

Q

I

R

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Odaberi sve skupove kojima pripada broj  6\sqrt{6}  :

N

Z

Q

I

R

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 25352\sqrt{5}-3\sqrt{5}  

 5-\sqrt{5}  

 555\sqrt{5}  

 10-\sqrt{10}  

-1

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