Funções

Funções

10th Grade

10 Qs

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Funções

Funções

Assessment

Quiz

Mathematics

10th Grade

Practice Problem

Hard

Created by

Thiago Santana

Used 71+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Qual dos gráficos abaixo melhor representa um função crescente do 1º grau?

Media Image
Media Image
Media Image
Media Image
Media Image

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

O que o coeficiente angular define na reta?

3.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Como são denominados os coeficientes da função afim?

Coeficiente angular

Coeficiente de magnitude

Coeficiente de amplitude

Coeficiente linear

Coeficiente extrapolado

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Qual gráfico melhor representa a função  f(x)=x2+4xf\left(x\right)=x^2+4x  

Media Image
Media Image
Media Image
Media Image
Media Image

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Ao fazer o gráfico da função  f(x)=ax2+bx+cf\left(x\right)=ax^2+bx+c  o que o "a" modifica?

6.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Media Image

Um projétil é disparado a partir do ponto (0,0) e cai no ponto (4,0). Sobre o vértice dessa parábola pode-se afirmar:

Altura mínima atingida

Distância percorrida para chegar à altura máxima

Altura máxima atingida

Distância percorrida para chegar ao fim do trajeto

Nada pode ser concluído

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Determine o conjunto solução da inequação  32xx123-2x\ge x-12  

 S={xR, x>5}S=\left\{x\in R,\ x>5\right\}  

 S={xR, x5}S=\left\{x\in R,\ x\ge5\right\}  

 S={xR, x<5}S=\left\{x\in R,\ x<5\right\}  

 S={xR, x5}S=\left\{x\in R,\ x\le5\right\}  

 S={xR, x=5}S=\left\{x\in R,\ x=5\right\}  

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