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nilai mutlak

Authored by Vrinda V

Mathematics

7th Grade

Used 70+ times

nilai mutlak
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10 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 3x + 2 = 5\left|3x\ +\ 2\right|\ =\ 5  

 x=3  atau  x= 73x=-3\ \ atau\ \ x=\ \frac{7}{3}  

 x= 3  atau  x =73x=\ 3\ \ atau\ \ x\ =-\frac{7}{3}  

 x=3  atau  x=73x=3\ \ atau\ \ x=\frac{7}{3}  

 x=3  atau  x=73x=-3\ \ atau\ \ x=-\frac{7}{3}  

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 x+12=32\left|x+\frac{1}{2}\right|=\frac{3}{2}  

 x=1  atau  x=2x=1\ \ atau\ \ x=-2   

 x=1  atau  x=2x=1\ \ atau\ \ x=2  

 x=1  atau  x=2x=-1\ \ atau\ \ x=2  

 x=1  atau  x=2x=-1\ \ atau\ \ x=-2  

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 3+2x1= x3+\left|2x-1\right|=\ x  

 x=23 atau x=1x=-\frac{2}{3}\ atau\ x=-1  

 x=23 atau x=1x=\frac{2}{3}\ atau\ x=1  

 x=1 atau x=43x=1\ atau\ x=\frac{4}{3}  

 x=1 atau x=43x=-1\ atau\ x=\frac{4}{3}  

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 2x14x+3=1\left|\frac{2x-1}{4x+3}\right|=1  

 x=1   atau   x=23x=1\ \ \ atau\ \ \ x=\frac{2}{3}  

 x=2   atau   x=13x=-2\ \ \ atau\ \ \ x=-\frac{1}{3}  

 x=1  atau  x = 23x=-1\ \ atau\ \ x\ =\ \frac{2}{3}  

 x=2  atau  x=13x=2\ \ atau\ \ x=\frac{1}{3}  

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 x2=2x1\left|x-2\right|=\left|2x-1\right|  

 x=2 atau x=1x=2\ atau\ x=1  

 x=1 atau x=1x=-1\ atau\ x=-1  

 x=1 atau x=1x=-1\ atau\ x=1  

 x=1 atau x=2x=-1\ atau\ x=2  

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 x+2>2x1\left|x+2\right|>2\left|x-1\right|  

 1x<3-1\le x<3  

 1<x<31<x<3  

 0<x40<x\le4  

 0<x<40<x<4  

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt


 32x2+x4\left|\frac{3-2x}{2+x}\right|\le4  

 x112  atau   x>56x\le-\frac{11}{2}\ \ atau\ \ \ x>-\frac{5}{6}  

 x112  atau  x>56x\ge\frac{11}{2}\ \ atau\ \ x>\frac{5}{6}  

 x<112  atau  x<56x<\frac{11}{2}\ \ atau\ \ x<\frac{5}{6}  

 x>112  atau  x<56x>-\frac{11}{2}\ \ atau\ \ x<-\frac{5}{6}  

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