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Pravila logaritama

Authored by Maja Kostadinović

Mathematics

2nd Grade

Used 2+ times

Pravila logaritama
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 log13(273 )\log_{\frac{1}{3}}\left(27\sqrt{3}\ \right)  

 3,5-3,5  

 3,53,5  

 2,52,5  

 2,5-2,5  

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 7(log73+log494)7^{\left(\log_73+\log_{49}4\right)}  

 66  

 22  

 33  

 55  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 log364log348log33\frac{\log_364}{\log_348-\log_33}  

 1,51,5  

 2,52,5  

 3,53,5  

 22  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Ako je

 a=log3 19,  b=log0,42,25 , c=log4 164a=\log_{\sqrt{3}}\ \frac{1}{9},\ \ b=\log_{0,4}2,25\ ,\ c=\log_4\ \frac{1}{64}  , onda je 

 a<b<ca<b<c  

 b<c<ab<c<a  

 c<a<bc<a<b  

 a<c<ba<c<b  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Vrednost brojnog izraza

 lg52lg23lg21\frac{\lg5-2\lg2}{3\lg2-1}  je

 22  

 11  

 1-1  

 2-2  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Vrednost brojnog izraza

 log3 8log4 81\log_{\sqrt{3}}\ 8\cdot\log_{4\ }81  jednaka je

 33  

 1212  

 4848  

 3636  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Broj

 2log4 0,92^{-\log_4\ 0,9}  pripada intervalu

 (0,1)\left(0,1\right)  

 (1,2)\left(1,2\right)  

 (2,3)\left(2,3\right)  

 (3,4)\left(3,4\right)  

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