log

log

1st Grade

7 Qs

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log

log

Assessment

Quiz

Mathematics

1st Grade

Hard

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BIANCA-GEORGIANA POP

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1. Operații cu logaritmi :

 loga(xy)=\log_a\left(x\cdot y\right)=  

 logaxlogay\log_ax-\log_ay  

 logax+logay\log_ax+\log_ay  

 logaxlogay\log_ax\cdot\log_ay  

 logxa+logxa\log_xa+\log_xa  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2. Valorea lui

 logaa=\log_aa=  ?

1

0

-1

a

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3. Valorea lui

 logaan=\log_aa^n=  ?

n

1

-1

a

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

4. Valoarea lui

 log416=?\log_416=?  

2

1

16

0

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

5. Valoarea expresiei

 log39+log327=?\log_39+\log_327=?  

0

1

5

9

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

6. Valoarea expresiei

 log264log216=\log_264-\log_216=  ?

2

16

4

0

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

7. Valoarea expresiei

 log327+log5125+log464=?\log_327+\log_5125+\log_464=?  

9

27

5

8