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Expoentes Fracionários

Expoentes Fracionários

Assessment

Quiz

Mathematics

8th Grade

Hard

CCSS
8.EE.A.2, 8.NS.A.1

Standards-aligned

Created by

Maria Bernardo

Used 16+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

A raiz quadrada de nove é:

±1\pm1

±2\pm2

±3\pm3

±4\pm4

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

O resultado de raiz cúbica de (-8) é:

-1

-2

-3

-4

Tags

CCSS.8.EE.A.2

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

O resultado de raiz quarta de (-16) é:

-2

+2

±2\pm2

Não existe um resultado real.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

O resultado de raiz quadrada de 8 é:

+2

+4

±4\pm4

Um número entre 2 e 3 e possui infinitas casas decimais não periódicas. Por isso, é considerado um número irracional.

Tags

CCSS.8.NS.A.1

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

O resultado de raiz quarta de 81 é:

±2\pm2

±3\pm3

±9\pm9

Não possui solução real.

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

A raiz quarta de 81 equivale a:

Media Image
Media Image
Media Image

Não possui solução real.

7.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

O resultado de raiz quadrada do quadrado de  ±5\pm5   é:

+5

-5

±5\pm5

Não possui solução real.

Tags

CCSS.8.EE.A.2

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