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PH PERSAMAAN DAN PERTIDAKSAMAAN LOGARITMA

Authored by YB. Agus Supardiyana

Mathematics

10th Grade

Used 5+ times

PH PERSAMAAN DAN PERTIDAKSAMAAN LOGARITMA
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25 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

{2}

{-1}

{1,-2}

{-1,2}

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2log (2x+1)=2log 3, berapakah nilai x?

-2

1

2

3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tentukan nilai x pada persamaan 6log x2=6log (4x-4)

1

2

3

4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

-1

0

1

-5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Penyelesaian pertidaksamaan 3log (x2)>13_{\log\ \left(x-2\right)>1}  adalah ....

 x>5x>5  

 x>2x>2  

 5<x<25<x<-2  

 2<x<5-2<x<5  

 2<x<52<x<5  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Batas nilai x yang merupakan penyelesaian pertidaksamaan logaritma  2log (x2+2x)<32_{\log\ \left(x^2+2x\right)<3}  adalah .....

 4<x<2   atau  0<x<2-4<x<-2\ \ \ atau\ \ 0<x<2  

 4<x<2  atau  2<x<4-4<x<2\ \ atau\ \ 2<x<4  

 x<4  atau  x>2x<-4\ \ atau\ \ x>2  

 2<x<2-2<x<2  

 4<x<2-4<x<2  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

  6log(5x7)<6log(2x+5)\ ^6\log\left(5x-7\right)<^6\log\left(2x+5\right)  Batas-batas nilai x yang memenuhi adalah ....

-5/2 < x < 4

x > -5/2

7/5 < x < 4

x < -5/2 atau x > 4

x < 7/5 atau x > 4

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