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7º Ano - Potenciação

Authored by Rodolfo Cavalcante

Mathematics

7th Grade

Used 260+ times

7º Ano - Potenciação
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8 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Considerando as potenciações: 20 e 02 obteremos, respectivamente, os seguintes resultados:

2 e 0

1 e 2

1 e 1

1 e 0

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Qual o valor de 32?

5

6

8

9

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Qual é o valor de 42?

2

8

16

32

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Qual é o valor da raiz quadrada de 81?

3

9

27

162

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 25 + 36=\sqrt{25}\ +\ \sqrt{36}=  

 61\sqrt{61}  

11

 11\sqrt{11}  

11²

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Qual o valor da potência :  (25)3 ?\left(\frac{2}{5}\right)^{3\ }?  

 410\frac{4}{10}  

   615\frac{6}{15} 

  8125\frac{8}{125}  

  825\frac{8}{25}  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Qual o valor de (-2)³ ?

6

-6

8

-8

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