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Działania na pierwiastkach

Authored by Marzanna Wieczorek

Mathematics

7th - 8th Grade

Used 76+ times

Działania na pierwiastkach
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16 questions

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1.

FILL IN THE BLANKS QUESTION

20 sec • 1 pt

 121 =\sqrt{121}\ =  

(a)  

2.

FILL IN THE BLANKS QUESTION

20 sec • 1 pt

Media Image



(a)  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Wyłącz czynnik przed symbol pierwiastka  50\sqrt{50}  

 25225\sqrt{2}  

 525\sqrt{2}  

 252\sqrt{5}  

 5105\sqrt{10}  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 128∛128  po wyłączeniu czynnika przed znak pierwiastka otrzymamy

 828\sqrt{2}  

 282∛8  

 424\sqrt{2}  

 424∛2  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Oblicz  35637=\frac{^3\sqrt{56}}{^3\sqrt{7}}=  

 22  

 32^3\sqrt{2}  

 8\sqrt{8}  

 88  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Określ prawdziwość zdania:  15=53\sqrt{15}=\sqrt{5}\cdot\sqrt{3}  

Prawda

Fałsz

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Oblicz:  4+5=\sqrt{4}+\sqrt{5}=  

 252\sqrt{5}  

 9\sqrt{9}  

 2+52+\sqrt{5}  

 33  

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