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RAIZ QUADRADA

Authored by Augusta Lopes

Mathematics

7th Grade

CCSS covered

Used 165+ times

RAIZ QUADRADA
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt


 Ter  0 +4 eˊ o mesmo que:Ter\ \ \sqrt{0\ }+\sqrt{4}\ é\ o\ mesmo\ que: 

4

2

4\sqrt{4}

Impossível calcular.

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

  81 eˊ igual a:\ -\sqrt{81}\ é\ igual\ a:   

9

-9

18

É impossível calcular.

Tags

CCSS.8.EE.A.2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

O resultado de  255\frac{\sqrt{25}}{\sqrt{5}}  é igual a: 

 75\sqrt{75}  

 20\sqrt{20}  

 5\sqrt{5}  

 20\sqrt{20}  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplifica a expressão  (8)2\left(\sqrt{8}\right)^2  

 16\sqrt{16}  

 64\sqrt{64}  

8

16

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A expressão  42 eˊ igual a:\ \sqrt{4^2}\ é\ igual\ a:  

-4

16

4

2

Tags

CCSS.8.EE.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 0.16\sqrt{0.16} é o mesmo que: 

0.4

0.04

0.004

0.0004

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 0.36+0.4\sqrt{0.36}+0.4  

0.9

0.46

1

0.99

Tags

CCSS.5.NBT.B.7

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