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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: xx−3−x2(x+1)2\sqrt{\frac{x}{x-3}}-\sqrt{\frac{x^2}{\left(x+1\right)^2}}  


 x≤0 ∨ x>3 ∧  x≠−1x\le0\ \vee\ x>3\ \wedge\ \ x\ne-1  

 x≤−1 ∨ x>1 ∧  x≠3x\le-1\ \vee\ x>1\ \wedge\ \ x\ne3  

 0 ≤x<3  ∧  x≠−10\ \le x<3\ \ \wedge\ \ x\ne-1  

 x<−3 ∨ x>0 ∧  x≠1x<-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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