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Računanje s korijenima

Authored by Lucija Borovec

Mathematics

8th Grade

Used 8+ times

Računanje s korijenima
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10 questions

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1.

FILL IN THE BLANK QUESTION

45 sec • 1 pt

 4936=\sqrt{49\cdot36}=  

Izračunaj napamet!



(a)  

2.

FILL IN THE BLANK QUESTION

45 sec • 1 pt

Izračunaj napamet!

 100 : 4 = \sqrt{100\ :\ 4}\ =\   

(a)  

3.

FILL IN THE BLANK QUESTION

45 sec • 1 pt

 502 + 189=\sqrt{50\cdot2\ +\ 189}=  

Izračunaj napamet!



(a)  

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Koji od navedenih korijena NE možemo djelomično korjenovati? 


*Moguće je označiti više od jednog rješenja

 81\sqrt{81}  

 60\sqrt{60}  

 7\sqrt{7}  

 150\sqrt{150}  

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Kako bismo mogli rastaviti

 48\sqrt{48}  za djelomično korjenovanje?

 68\sqrt{6\cdot8}  

 242\sqrt{24\cdot2}  

 163\sqrt{16\cdot3}  

 124\sqrt{12\cdot4}  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 623 =6\cdot2\cdot\sqrt{3\ }=  

 12312\sqrt{3}  

 666\sqrt{6}  

 623\sqrt{6\cdot2\cdot3}  

 3623\cdot\sqrt{6\cdot2}  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt


 95 + 75 =9\sqrt{5}\ +\ 7\sqrt{5}\ =  

 161016\sqrt{10}  

 16516\sqrt{5}  

 632563\sqrt{25}  

Ništa od navedenog

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