2º ESO Repaso de potencias

2º ESO Repaso de potencias

1st Grade

20 Qs

quiz-placeholder

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2º ESO Repaso de potencias

2º ESO Repaso de potencias

Assessment

Quiz

Mathematics

1st Grade

Practice Problem

Hard

Created by

Judith Delgado

Used 15+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (12)2  (12)x    = (12)1\left(\frac{1}{2}\right)^{^2}\ \cdot\ \left(\frac{1}{2}\right)^{^{x\ ^{ }\ \ \ }}=\ \left(\frac{1}{2}\right)^{^{-1}}  

x= 0

x= -3

x= -1

Fantan datos

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 22  322^2\ \cdot\ 3^2  

 646^4  

 626^2  

 343^4  

No se puede expresar como una sólo potencia.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Expresa como una sola potencia: 72  1137^2\ \cdot\ 11^3  

 77677^6  

 77577^5  

 11311^3  

No se puede expresar como una sola potencia.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 4\sqrt{4}  

4

1

 ±2\pm2  

2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 14\sqrt{\frac{1}{4}}  

 14\frac{1}{4}  

 0.52\frac{0.5}{2}  

No se puede calcular.

 12\frac{1}{2}  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 x=6, resto 2\sqrt{x}=6,\ resto\ 2  

x= 36

x= 34

x= 38

No existe.

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Expresa la siguiente potencia en base 2:

 434^3  

 252^5  

 262^6  

 232^3  

 222^2  

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