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Funções

Authored by Fátima Morgado

Mathematics

7th Grade

Used 55+ times

Funções
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16 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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O domínio da função g é:

 {5, 3, 0, 1, 12}\left\{-5,\ -3,\ 0,\ 1,\ \frac{\text{1}}{\text{2}}\right\} 

 {5, 4, 2, 3, 1, 112, 2}\left\{-5,\ -4,\ -2,\ 3,\ 1,\ 1\frac{1}{2},\ 2\right\}  

 {5, 4, 2, 1, 112, 2}\left\{-5,\ -4,\ -2,\ 1,\ 1\frac{1}{2},\ 2\right\}  

 {5, 3,  1, 12}\left\{-5,\ -3,\ \ 1,\ \frac{1}{2}\right\}  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Quais são as coordenadas dos pontos A e B?

A(0,2) e B(0,3)A\left(0,-2\right)\ e\ B\left(0,3\right)

A(2,0) e B(0,3) A\left(-2,0\right)\ e\ B\left(0,3\right)\

A(0,2) e B(3,0)A\left(0,-2\right)\ e\ B\left(3,0\right)

A(2,0) e B(3,0)A\left(-2,0\right)\ e\ B\left(3,0\right)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Em qual dos seguintes diagramas de setas está representada uma função de A para B?

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4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é o ponto que pertence ao terceiro quadrante?

(1,3)(-1,3)

(2, 7)(2,\ 7)

(1,6)(-1,-6)

(7,9)(7,-9)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Na função  gg , qual das opções representa  g(12)g\left(-\frac{1}{2}\right)  ?

-1

 14-\frac{1}{4}  

0

6

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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Considere a representação gráfica da função  ff . Qual é o contradomínio da função? 

  CD={2,1,0,1,3}\ CD=\left\{-2,-1,0,1,3\right\}  

 CD={2,1,2,3,4}CD=\left\{-2,1,2,3,4\right\}  

 CD={2,0,1,2,3,4}CD=\left\{-2,0,1,2,3,4\right\}  

 CD={2,1,2,3}CD=\left\{-2,1,2,3\right\}  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual dos gráficos representa uma função linear?

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