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Logaritms, gatavošanās K.d.

Authored by Inese Jakubova

Mathematics

12th Grade

Used 8+ times

Logaritms, gatavošanās K.d.
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15 questions

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1.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

 log5(3x9)=log5(x9)\log_5\left(3x-9\right)=\log_5\left(x-9\right)  definīcijas apgabals ir nevienādību sistēma, kas sastāv no 

 x>3x>3  

 x<3x<3  

 x>9x>9  

 x>9x>-9  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 log0,5(x+2)=1\log_{0,5}\left(x+2\right)=-1  atrisinājums ir

2

- 2

0

Atrisinājuma nav

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 log381=\log_381=  

 44  

 4-4  

 0,250,25  

 0,25-0,25  

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 log0,25256=\log_{0,25}256=  

 44  

 4-4  

 0,250,25  

 0,25-0,25  

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 log0,516=\log_{0,5}16=  

 44  

 4-4  

 0,250,25  

 0,25-0,25  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 log672log62=\log_672-\log_62=  

 22  

 7070  

 3636  

 2-2  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 log3125log35=\frac{\log_3125}{\log_35}=  

 33  

 2525  

 120120  

 3-3  

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