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Authored by Agar Almeida

Mathematics

6th Grade

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23 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Quanto é  (72)4\left(7^2\right)^4  

767^6  

787^8  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(15)4×(23)4\left(\frac{1}{5}\right)^4\times\left(\frac{2}{3}\right)^4  escrito numa unica potência é:

(215)4\left(\frac{2}{15}\right)^4  

(38)8\left(\frac{3}{8}\right)^8  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Reduzindo a expressão 54 x 52 x 5 , a uma só potência teremos:

56

57

58

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

[(35)2]5\left[\left(\frac{3}{5}\right)^2\right]^5  é igual a:

(35)7\left(\frac{3}{5}\right)^7  

(35)10\left(\frac{3}{5}\right)^{10}  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

25×23=25+3=282^5\times2^3=2^{5+3}=2^8  

De acordo com as regras das potências, diz se o exemplo se encontra corretamente resolvido.

SIM

NÃO

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

3243^{2^4}  é...

383^8  

3163^{16}  

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Indica as igualdades corretas

43 x 42 : 44 = 4

32 x 24 = 66

(52)3= 56

523= 56

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