
Avaliação oitavo ano formadores
Mathematics
8th Grade
CCSS covered
Used 11+ times

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10 questions
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1.
DROPDOWN QUESTION
1 min • 1 pt
A potenciação ou exponenciação é a operação (a) que representa a (b) de fatores iguais. Ou seja, usamos a potenciação quando um número é multiplicado por ele (c) várias vezes.
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Em uma potência temos que:
Se o expoente for par, a potência será sempre um número negativo;
Se o expoente for ímpar, a potência terá sempre o mesmo sinal da base.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule a potencia a 7³ , e assinale a respostas verdadeira:
4.
MATCH QUESTION
5 mins • 1 pt
Propriedade das potências
Elevamos cada fator a esse expoente
Potência de uma potência
Multiplicamos os expoentes
Produto de potências de mesma base
Repete a base e subtraímos os expoentes
Potência de um produto
Mantemos a base e somamos os expoentes
Quociente de potências de mesma base
5.
MATCH QUESTION
5 mins • 1 pt
Aplicando as propriedades da potenciação, relacione cada expressão com uma única potência.
524
(7 . 5)⁵
2³ = 8
3² . 3³ =
7
7⁴ : 7³
7⁵ . 5⁵
(2⁹ . 2¹¹. 2³) : (2⁵)⁴
3⁵
(5⁶)⁴
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule a potência 5⁰ é?
4
2
1
3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O valor de 3-1 é
– 3
+ 3
– 1/3
+ 1/3
Tags
CCSS.6.EE.A.1
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