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1. VII. Valós számok

Authored by Zakor Emoke

Mathematics

7th Grade

Used 23+ times

1. VII. Valós számok
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14 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 2+32=\sqrt{2}+3\sqrt{2}=  

 424\sqrt{2}  

 323\sqrt{2}  

 343\sqrt{4}  

 444\sqrt{4}  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 6222=6\sqrt{2}-2\sqrt{2}=  

 404\sqrt{0}  

 303\sqrt{0}  

 323\sqrt{2}  

 424\sqrt{2}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 3555=-3\sqrt{5}-5\sqrt{5}=  

 252\sqrt{5}  

 85-8\sqrt{5}  

 858\sqrt{5}  

 25-2\sqrt{5}  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 47+57=-4\sqrt{7}+5\sqrt{7}=  

 7\sqrt{7}  

 7-\sqrt{7}  

 97-9\sqrt{7}  

 9149\sqrt{14}  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 410: 22=4\sqrt{10}:\ 2\sqrt{2}=  

 25=2\sqrt{5}=  

 2102\sqrt{10}  

 5\sqrt{5}  

 8208\sqrt{20}  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 3243=3\sqrt{2}\cdot4\sqrt{3}=  

 12312\sqrt{3}  

 12212\sqrt{2}  

 12612\sqrt{6}  

 6126\sqrt{12}  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 8=\sqrt{8}=  

 222\sqrt{2}  

2

4

 232\sqrt{3}  

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