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Operazioni con i radicali (2)

Authored by Angelo D'Elia

Mathematics

9th Grade

Used 17+ times

Operazioni con i radicali (2)
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 a+a=\sqrt{a}+\sqrt{a}=  

 2a\sqrt{2a}  

 2a2\sqrt{a}  

 a2\sqrt{a^2}  

nessuna delle precedenti

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 a3b=\sqrt{a}\cdot^3\sqrt{b}=  

 6ab^6\sqrt{ab}  

 6a3b2^6\sqrt{a^3b^2}  

 3ab^3\sqrt{ab}  

 6a2b3^6\sqrt{a^2b^3}  

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 8x3y6=\sqrt{8x^3y^6}=  

 4xy34\sqrt{xy^3}  

 4xy3 x4xy^{3\ }\sqrt{x}  

 2xy3 x2xy^3\ \sqrt{x}  

 2xy3 2x2xy^{3\ }\sqrt{2x}  

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 38 +5 32=^3\sqrt{8}\ +5\ ^3\sqrt{2}=  

 7 327\ ^3\sqrt{2}  

 5 3105\ ^3\sqrt{10}  

 13 3213\ ^3\sqrt{2}  

non si possono sommare

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 324 33=^3\sqrt{24}-\ ^3\sqrt{3}=  

 321^3\sqrt{21}  

 2121  

 33^3\sqrt{3}  

 7 337^{\ 3}\sqrt{3}  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 5xy2÷ 3y^5\sqrt{xy^2}\div\ ^3\sqrt{y}  

 xy\sqrt{xy}  

 15xy^{15}\sqrt{xy}  

 15x3y^{15}\sqrt{x^3y}  

 15x3y^{15}\sqrt{\frac{x^3}{y}}  

7.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Il numero 
 200\sqrt{200}  è uguale a 

 252\sqrt{5}  

 525\sqrt{2}  

 2102\sqrt{10}  

 10210\sqrt{2}  

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