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Radicali

Authored by MICHELE DONATI

Mathematics

10th Grade

Used 32+ times

Radicali
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18 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Determina le condizioni di esistenza della seguente espressione: xx3x2(x+1)2\sqrt{\frac{x}{x-3}}-\sqrt{\frac{x^2}{\left(x+1\right)^2}}  


 x0  x>3   x1x\le0\ \vee\ x>3\ \wedge\ \ x\ne-1  

 x1  x>1   x3x\le-1\ \vee\ x>1\ \wedge\ \ x\ne3  

 0 x<3    x10\ \le x<3\ \ \wedge\ \ x\ne-1  

 x<3  x>0   x1x<-3\ \vee\ x>0\ \wedge\ \ x\ne1  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Disponi in ordine crescente:
 23 ,     66,     7     \sqrt[3]{2}\ ,\ \ \ \ \ \sqrt[6]{6},\ \ \ \ \ \sqrt{7}\ \ \ \ \   

 23 ,     66,     7\sqrt[3]{2}\ ,\ \ \ \ \ \sqrt[6]{6},\ \ \ \ \ \sqrt{7}  

 66,     23 ,     7\sqrt[6]{6},\ \ \ \ \ \sqrt[3]{2}\ ,\ \ \ \ \ \sqrt{7}  

 7,     23 ,       66,    \sqrt{7},\ \ \ \ \ \sqrt[3]{2}\ ,\ \ \ \ \ \ \ \sqrt[6]{6},\ \ \ \   

 23 ,       7,     66,  \sqrt[3]{2}\ ,\ \ \ \ \ \ \ \sqrt{7},\ \ \ \ \ \sqrt[6]{6},\ \   

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 23= (2)26\sqrt[3]{-2}=\ \sqrt[6]{\left(-2\right)^2}  

Vero o falso?

Vero

Falso

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Vero o falso?
 43= (4)721\sqrt[3]{-4}=\ \sqrt[21]{\left(-4\right)^7}  


Vero

Falso

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Vero o falso?
 35= 2715\sqrt[5]{-3}=\ -\sqrt[15]{27}  

Vero

Falso

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 33= 3515-\sqrt[3]{3}=\ \sqrt[15]{-3^5}  

Vero o faso?

Vero 

Falso

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Vero o Falso?
 5= 1256-\sqrt{5}=\ \sqrt[6]{125}  

Vero

Falso

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