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Logaritmi -operacije test 1

Authored by Јованка Стојковић

Mathematics

2nd Grade

Used 1+ times

Logaritmi -operacije test 1
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10 questions

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1.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Vrednost izraza 

 log0,75(log22(204133log925))\log_{0,75}\left(\log_{2\sqrt{2}}\left(20\cdot4^{\frac{1}{3}}\cdot3^{-\log_925}\right)\right)  je (upiši samo broj):

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Vrednost izraza

 2log4log625\frac{2-\log4}{\log625}   je :

 00  

 12\frac{1}{2}  

 44  

 12-\frac{1}{2}  

 4-4  

3.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

Označi tačnu vrednost izraza:

 13log80log21\frac{1}{3}\log80-\log2-1  

 23\frac{2}{3}  

 23-\frac{2}{3}  

 32\frac{3}{2}  

 43\frac{4}{3}  

 11  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Vrednost izraza

 10012+log5100^{-\frac{1}{2}+\log5}  je:

 12\frac{1}{2}  

 44  

 22  

 11  

 52\frac{5}{2}  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Vrednost izraza

 (0,01)12+log2\left(0,01\right)^{\frac{1}{2}+\log2}   je:

 120\frac{1}{20}  

 4040  

 140\frac{1}{40}  

 12\frac{1}{2}  

 100100  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Vrednost izraza

 13log54log313log20\frac{1}{3}\log54-\log3-\frac{1}{3}\log20  je:

3

-3

0

 13\frac{1}{3}  

 13-\frac{1}{3}  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Vrednost izraza

 3log372log1373^{\log_{\sqrt{3}}7-2\log_{\frac{1}{3}}7}  je:

 11  

 77  

 727^2  

 737^3  

 747^4  

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