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Pierwiastek kwadratowy, własności pierwiastkowania

Authored by Marta Zientarska

Mathematics

6th - 8th Grade

Used 451+ times

Pierwiastek kwadratowy, własności pierwiastkowania
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16 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 225=\sqrt{225}=  

25

125

15

9

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 2516=\sqrt{25}-\sqrt{16}=  

1

9

3

2

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 1916=\sqrt{1\frac{9}{16}}=  

 1141\frac{1}{4}  

 1341\frac{3}{4}  

 2342\frac{3}{4}  

 34\frac{3}{4}  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (7)2\left(\sqrt{7}\right)^2 =

49

7

14

9

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 7137\sqrt{13}   + 813+\ 8\sqrt{13}   ==  ?

 151315\sqrt{13}  

195

 195\sqrt{195}  

15

13

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 50\sqrt{50}  

25

5 10\sqrt{10}  

5 2\sqrt{2}  

2 5\sqrt{5}  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 a=8 \sqrt{a}=8\  więc 

 a=64a=64  

 a=8a=\sqrt{8}  

 a=4a=4  

 a=16a=16  

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