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3年数学 平方根のまとめ

Authored by Hajime BB

Mathematics

3rd Grade

Used 2+ times

3年数学 平方根のまとめ
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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

16の平方根は?

±4\pm4

±8\pm8

±16\pm\sqrt{16}

44

88

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

10の平方根は?

±10\pm\sqrt{10}

±5\pm5

±3.3\pm3.3

±5\pm\sqrt{5}

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 36\sqrt{36}  と等しいのは?

 66  

 ±6\pm6  

 1818  

 ±18\pm18  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (−3)2\sqrt{\left(-3\right)^2}  

 33  

 99  

 −3-3  

 −9-9  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (−13)2\left(-\sqrt{13}\right)^2  

 1313  

 ±13\pm13  

 13\sqrt{13}  

 ±13\pm\sqrt{13}  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 5\sqrt{5}  と 7\sqrt{7}  の大小を比べる

 5<7\sqrt{5}<\sqrt{7}  

 5>7\sqrt{5}>\sqrt{7}  

 5=7\sqrt{5}=\sqrt{7}  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 44  と 10\sqrt{10}  の大小を比べる

 4>104>\sqrt{10}  

 4<104<\sqrt{10}  

 8<10\sqrt{8}<\sqrt{10}  

 16>10\sqrt{16}>\sqrt{10}  

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