Radicali

Radicali

12th Grade

18 Qs

quiz-placeholder

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mathematics, easy and fun

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Radicali

Radicali

Assessment

Quiz

Mathematics

12th Grade

Hard

Created by

Federica Niola

Used 7+ times

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18 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Quali tra i seguenti sono numeri NATURALI?

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Quale proprietà è corretta?

aa= 4a\sqrt{a\cdot a}=\ ^4\sqrt{a}

ab=ab\sqrt{a-b}=\sqrt{a}-\sqrt{b}

4a÷a=a^4\sqrt{a}\div\sqrt{a}=\sqrt{a}

ab=ab\sqrt{\frac{a}{b}}=\frac{\sqrt{a}}{\sqrt{b}}

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image
-5√1
8√2 + 13√3
21√5
20√5

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 (a+b)(ab)\left(\sqrt{a}+\sqrt{b}\right)\left(\sqrt{a}-\sqrt{b}\right)  

 ab\sqrt{a}\cdot\sqrt{b}  

 a2  b2a^{2\ }-\ b^2  

 a  ba\ -\ b  

 a +ba\ +b  

nessuna delle precedenti

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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

Vero

Falso

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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


Vero

Falso

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 21=(3)(7)=37\sqrt{21}=\sqrt{\left(-3\right)\cdot\left(-7\right)}=\sqrt{-3}\cdot\sqrt{-7}  

Vero o falso?

Vero

Falso

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