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无理数来啦!

Authored by Melody Meng

Mathematics

7th Grade

Used 4+ times

无理数来啦!
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

判断对错:所有无理数都是无限小数

2.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

判断对错:所有无限小数都是无理数

3.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

判断对错:有理数都是有限小数

4.

MATCH QUESTION

1 min • 10 pts

分类有理数和无理数

有理数

2.3333333...

有理数 值为3

有理数 值为2

无理数 整数部分为4

无理数

123.456789...

5.

FILL IN THE BLANK QUESTION

1 min • 10 pts

2.25的算术平方根是?

6.

MULTIPLE SELECT QUESTION

30 sec • 10 pts

1600的平方根是?

20

40

-20

-40

7.

MULTIPLE SELECT QUESTION

45 sec • 10 pts

1000000的立方根是?

100

-1000

-100

1000

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