Funções - 7ºano

Funções - 7ºano

Professional Development

10 Qs

quiz-placeholder

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Module 13 மிகக் கடுமையான ஊ குறைபாட்டை கண்டறிதலும் தடுத்தலும்

Module 13 மிகக் கடுமையான ஊ குறைபாட்டை கண்டறிதலும் தடுத்தலும்

Professional Development

15 Qs

Funções - 7ºano

Funções - 7ºano

Assessment

Quiz

Other, Mathematics

Professional Development

Practice Problem

Hard

Created by

Natercia Camacho

Used 11+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Observa as seguintes correspondências e indica a afirmação verdadeira.

Apenas a correspondência (I) representa uma função.

Apenas a correspondência (II) representa uma função.

As duas correspondências representam funções.

Nenhuma correspondência representa uma função.

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

Observa os gráficos s e r.

Qual das seguintes afirmações é verdadeira?

(s+r)(2)= 5\left(s+r\right)\left(-2\right)=\ 5

(sr)(2)=6\left(s-r\right)\left(-2\right)=6

(s×r)(2)=5\left(s\times r\right)\left(-2\right)=5

s2(0)=1s^2\left(0\right)=-1

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Uma função é uma correspondência entre dois conjuntos em que cada __________ tem uma só ____________.

4.

MULTIPLE SELECT QUESTION

45 sec • Ungraded

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Considera as figuras que correspondem aos 2º e 3º termos de uma sucessão. Identifica qual ou quais as expressões que podem representar o termo geral da sucessão.

(n+2)2n2\left(n+2\right)^2-n^2

(n+2)2\left(n+2\right)^2

n2n^2

4n+44n+4

5.

OPEN ENDED QUESTION

15 mins • 1 pt

Investiga no youtube sobre a origem das funções e elabora um pequeno texto no qual descrevas a utilidade das funções no teu dia-a-dia.

Evaluate responses using AI:

OFF

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual destes gráficos representa uma função constante?

Media Image
Media Image
Media Image
Media Image

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Considere a representação gráfica da função  f(x)f\left(x\right) . Qual é o domínio e o contradomínio da função? 

 D={2,1,2,3,4}; D={2,1,0,1,3}D=\left\{-2,1,2,3,4\right\};\ D'=\left\{-2,-1,0,1,3\right\}  

 D={2,1,0,1,3}; D={2,1,2,3,4}D=\left\{-2,-1,0,1,3\right\};\ D'=\left\{-2,1,2,3,4\right\}  

 D={2,1,0,1,3}; D={2,0,1,2,3,4}D=\left\{-2,-1,0,1,3\right\};\ D'=\left\{-2,0,1,2,3,4\right\}  

 D={2,1,0,1,3}; D={2,1,2,3}D=\left\{-2,-1,0,1,3\right\};\ D'=\left\{-2,1,2,3\right\}  

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