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絶対値を含む方程式01

Authored by 片山 司朗

Mathematics

10th Grade

Used 48+ times

絶対値を含む方程式01
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5 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

方程式 x=1\left|x\right|=1 を解け。

 x=1x=1  

 x=1x=-1  

 x=1,1x=-1,1  

 x=1x=\sqrt{1}  

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

方程式 x=2\left|x\right|=2 を解け。

 x=2x=2  

 x=2x=-2  

 x=2,2x=-2,2  

 x=2x=\sqrt{2}  

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

方程式 x=2\left|x\right|=\sqrt{2} を解け。

 x=2x=\sqrt{2}  

 x=2x=-\sqrt{2}  

 x=2,2x=-\sqrt{2},\sqrt{2}  

 x=2x=2  

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

方程式 x+1=2\left|x+1\right|=2 の絶対値を外せ。

 x+1=2x+1=2  

 x+1=2x+1=-2  

 x+1=2,2x+1=-2,2  

 x±1=2x\pm1=2  

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

方程式 2x1=3\left|2x-1\right|=3 の絶対値を外せ。

 2x1=32x-1=3  

 2x1=32x-1=-3  

 2x1=3,32x-1=-3,3  

 2x+1=32x+1=3  

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