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Toán lớp 8 lên 9

Authored by Cai Long

Mathematics

8th - 9th Grade

Used 95+ times

Toán lớp 8 lên 9
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20 questions

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1.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

 0,09=\sqrt{0,09}=  

(a)  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 16=\sqrt{-16}=  

4

-4

Không có

-2

3.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

 0,25.0,16=\sqrt{0,25}.\sqrt{0,16}=  



(a)  

4.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

 (4)(25)=\sqrt{\left(-4\right)\left(-25\right)}=  



(a)  

5.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

 52×425=\frac{5}{2}\times\sqrt{\frac{4}{25}}=  



(a)  

6.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

 61650,04=\frac{6\sqrt{16}}{5\sqrt{0,04}}=  

(a)  

7.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

 0,360,49=\sqrt{0,36}-\sqrt{0,49}=  

(a)  

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