Função linear

Função linear

7th Grade

10 Qs

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Função linear

Função linear

Assessment

Quiz

Mathematics, Education

7th Grade

Practice Problem

Medium

CCSS
HSF.IF.B.4, HSF.IF.C.7, HSA.CED.A.2

+2

Standards-aligned

Created by

Ascensão Freitas

Used 145+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual das seguintes opções é representação gráfica de uma função linear?

Media Image
Media Image
Media Image
Media Image

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Das funções que se seguem, assinala as que representam funções lineares

f(x)=2xf\left(x\right)=-2x

h(x)=12h\left(x\right)=-\frac{1}{2} \

g(x)=2x+13xg\left(x\right)=2x+1-3x

j(x)=x1j\left(x\right)=-x-1

k(x)=43xk\left(x\right)=\frac{4}{3}x

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

As funções  g(x)g\left(x\right)  e  h(x)h\left(x\right)  presentes na figura, representam funções de proporcionalidade direta

FALSO

VERDADEIRO

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sabendo que uma função  ff  representa uma função de proporcionalidade direta, e que o seu gráfico contém o ponto de coordenadas (3, -15),  qual a sua expressão algébrica?

 f(x)=3xf\left(x\right)=3x  

 f(x)=5xf\left(x\right)=-5x  

 f(x)=25xf\left(x\right)=-25x  

 f(x)=30xf\left(x\right)=30x  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Uma das características de uma função linear é:

Interseta o eixo dos y´s sempre no ponto (0,5)

Interseta os eixos na origem do referencial

É sempre crescente.

É sempre decrescente.

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Qual a equação representativa do grafico seguinte?

y=-1x

y=1/2x

y=2x

y=-2x

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é o coeficiente da função g(x) = 7x ?

x

g(x)

y

7

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