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Властивості арифметичного квадратного кореня

Authored by Тетяна Ігнатьєва

Mathematics

10th Grade

Used 32+ times

Властивості арифметичного квадратного кореня
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10 questions

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1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

 1 916=\sqrt{1\ \frac{9}{16}}=  

1,25

1,2

1,4

0.4

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

 0,04×169=\sqrt{0,04\times169}=  

26

0,26

2,6

0,23

3.

MULTIPLE SELECT QUESTION

1 min • 1 pt

 27(78)2=\frac{2}{7}\sqrt{\left(\frac{7}{8}\right)^2}=  

-0,25

0,2

 28\frac{2}{8}  

0,25

4.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

 0.92,5=\sqrt{0.9}\sqrt{2,5}=  

0,15

15

1,5

8

5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

 200,05=\sqrt{20}\sqrt{0,05}=  

1

0,1

10

100

6.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

 37317=\sqrt{\frac{3}{7}}\sqrt{3}\sqrt{\frac{1}{7}}=  

 73\frac{7}{3}  

 37\frac{3}{7}  

 949\frac{9}{49}  

 37\sqrt{\frac{3}{7}}  

7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

 455=\frac{\sqrt{45}}{\sqrt{5}}=  

3

9

5

0,3

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