絶対値・二重根号王への道_2024年度

Authored by 慎太朗岡田

Mathematics

9th - 12th Grade

Used 15+ times

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6 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

$\left|x\right|=4$ の解は？

$4$

$-4$

$\pm4$

MULTIPLE SELECT QUESTION

30 sec • 1 pt

$\left|x-1\right|=3$ の解をすべて選べ。

$x=4$

$x=-2$

$x=-4$

$x=2$

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

$\left|x\right|>4$ の解は？

$x>4$

$x<4$

$x<-4$ ， $x>4$

$-4<x<4$

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

$\left|x\right|<10$ の解は？

$x<10$

$x<-10$

$x<-10$ ， $x>10$

$-10<x<10$

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

$x<-1$ のとき， $\sqrt{\left(x+1\right)^2}$ のルートを外すと？

$x+1$

$\pm\left(x+1\right)$

$-\left(x+1\right)$

MULTIPLE CHOICE QUESTION

1 min • 1 pt

$\sqrt{5-2\sqrt{6}}$ と等しいものはどれ？

$-\sqrt{3}+\sqrt{2}$

$-\sqrt{3}-\sqrt{2}$

$\sqrt{3}+\sqrt{2}$

$\sqrt{3}-\sqrt{2}$

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絶対値・二重根号王への道_2024年度

∣x∣=4\left|x\right|=4∣x∣=4 の解は？

∣x−1∣=3\left|x-1\right|=3∣x−1∣=3 の解をすべて選べ。

∣x∣>4\left|x\right|>4∣x∣>4 の解は？

∣x∣<10\left|x\right|<10∣x∣<10 の解は？

x<−1x<-1x<−1 のとき， (x+1)2\sqrt{\left(x+1\right)^2}(x+1)2​ のルートを外すと？

5−26\sqrt{5-2\sqrt{6}}5−26​​ と等しいものはどれ？

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Discover more resources for Mathematics

$\left|x\right|=4$ の解は？

$\left|x-1\right|=3$ の解をすべて選べ。

$\left|x\right|>4$ の解は？

$\left|x\right|<10$ の解は？

$x<-1$ のとき， $\sqrt{\left(x+1\right)^2}$ のルートを外すと？

$\sqrt{5-2\sqrt{6}}$ と等しいものはどれ？