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Persamaan Logaritma

Authored by Siswoko Nugroho

Mathematics

10th Grade

CCSS covered

Used 326+ times

Persamaan Logaritma
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

2log x =3, tentukan nilai x

2

3

9

8

10

Tags

CCSS.HSF.BF.B.5

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

log (-2a+9)=log(7-4a) tentukan nilai a

-1

0

1

-5

5

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

7log x2 = 7log (x+2), maka himpunan penyelesaiannya adalah

{2}

{-1}

{1,-2}

{-1,2}

{-1,-2}

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

nilai x yang memenuhi persamaan 2log (x2-5x+8)=1 adalah ...

3 atau 4

4 atau 1

2 atau 3

6 atau 1

-3 atau 4

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Tentukan nilai x yang memenuhi persamaan logaritma 2log x + 2log (x-6)=4

2

4

8

-2

-4

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

(4log x)2-4log x3=-2, tentukan himpunan penyelesaiannya

16 atau 4

1/16 atau 4

16 atau 1/4

1/16 atau 1/4

16 atau -4

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Himpunan penyelesaian dari persamaan  (x+1)log(8x7)=2^{\left(x+1\right)}\log\left(8x-7\right)=2  

 {2,4}\left\{2,4\right\}  

 {3,4}\left\{3,4\right\}  

 {2,6}\left\{2,6\right\}  

 {4,5}\left\{4,5\right\}  

 {3, 6}\left\{3,\ 6\right\}  

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