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potęgi i pierwiastki

Authored by Małgorzata Cichoń

Mathematics

7th - 8th Grade

CCSS covered

Used 29+ times

potęgi i pierwiastki
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13 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Iloczyn liczb 23 i 24 jest równy

212

27

47

412

2.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

Wartość wyrażenia  wynosi:  311 : (3632)32\frac{3^{11\ }:\ \left(3^6\cdot3^2\right)}{3^2}  

 13\frac{1}{3}  

3

 353^5  

27

3.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

 614wynosi\sqrt{6\frac{1}{4}}wynosi  

 3123\frac{1}{2}  

 54\frac{5}{4}  

 52\frac{5}{2}  

 3611636\frac{1}{16}  

4.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

 325=53\sqrt{3\cdot25}=5\sqrt{3}  

prawda

fałsz

5.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

 32+25=32+25=42+5\sqrt{32+25}=\sqrt{32}+\sqrt{25}=4\sqrt{2}+5  

prawda

fałsz

6.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

 54+246 =\frac{\sqrt{54}+\sqrt{24}}{\sqrt{6}}\ =  

 786\frac{\sqrt{78}}{\sqrt{6}}  

 13\sqrt{13}  

5

13

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Liczbę  50\sqrt{50}  można przedstawić w postaci:

 525\sqrt{2}  

 252\sqrt{5}  

 25225\sqrt{2}  

 2252\sqrt{25}  

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