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pertidaksamaan nilai mutlak

Authored by sartika maria

10th Grade

Used 98+ times

pertidaksamaan nilai mutlak
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9 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Batas-batas nilai x yang memenuhi pertidaksamaan  2x33\left|2x-3\right|\le3  adalah ....

 3x3-3\le x\le3  

 0x30\le x\le3  

 0x60\le x\le6  

 x3x\le3  

 x0 atau x3x\le0\ atau\ x\ge3  

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Penyelesaian dari x+3x1\left|x+3\right|\le\left|x-1\right|  adalah ....

 x4x\le4  

 x<2x<-2  

 x1x\le-1  

 1x3-1\le x\le3  

 1x4-1\le x\le4  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Himpunan penyelesaian dari pertidaksamaan 3x6>2x+1\left|3x-6\right|>\left|2x+1\right|  adalah ....

 {x  x>7}\left\{x\ \parallel\ x>7\right\}  

 {x  x<7 atau x>1}\left\{x\ \parallel\ x<-7\ atau\ x>1\right\}  

 {x  1<x<7}\left\{x\ \parallel\ 1<x<7\right\}  

 {x  7x1}\left\{x\ \parallel\ -7\le x\le1\right\}  

 {x  7<x<1}\left\{x\ \parallel\ -7<x<1\right\}  

4.

MULTIPLE CHOICE QUESTION

3 mins • 12 pts

Penyelesaian dari pertidaksamaan 2x17\left|2x-1\right|\ge7  adalah ....

 {x  4x3}\left\{x\ \parallel\ -4\le x\le3\right\}  

 {x  3x4}\left\{x\ \parallel\ -3\le x\le4\right\}  

 {x  x4 atau x3}\left\{x\ \parallel\ x\le-4\ atau\ x\ge-3\right\}  

 {x  x4 atau x3}\left\{x\ \parallel\ x\le-4\ atau\ x\ge3\right\}  

 {x  x3 atau x4}\left\{x\ \parallel\ x\le-3\ atau\ x\ge4\right\}  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 2+6=....\left|-2\right|+\left|-6\right|=....  

-9

-8

8

9

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 3 ×2=....\left|3\ \times-2\right|=....  

-6

-5

5

6

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Tentukan nilai x yang memenuhi

|4x + 3|< 2

14\frac{1}{4} < x < 54\frac{5}{4}

54-\frac{5}{4} << x << -\frac{1}{4}

x >> 54\frac{5}{4} atau x << 14-\frac{1}{4}

x > 14-\frac{1}{4} atau x < 54-\frac{5}{4}

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