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Funções Afins

Authored by Ana Coelho

Mathematics

8th Grade

Used 32+ times

Funções Afins
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14 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A função 

 f(x)=2x2f\left(x\right)=2x-2  é uma função

Linear

Constante

Afim 

Quadrática

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Qual das representações seguintes corresponde a uma função linear?

 y=7xy=\frac{7}{x}  

 y=x2y=\frac{x}{2}  

 y=5x1y=5x-1  

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3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Sendo  f(x)=2x5f\left(x\right)=2x-5  então,  f(0)f(1) =f\left(0\right)-f\left(1\right)\ =  

 10-10  

 12-12  

 2-2  

 +2+2  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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As retas representadas são funções

Constantes

Crescentes

Afins de declive 0

Lineares

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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d=30100vd=\frac{30}{100v}

d=10030vd=\frac{100}{30v}

d=30100vd=\frac{30}{100}v

d=10030vd=\frac{100}{30}v

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 g(x)=2x+2g\left(x\right)=2x+2  

Qual das representações gráficas seguintes traduz a função definida por

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7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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No referencial da figura em cima, estão representadas as retas paralelas r e s.

Qual das expressões seguintes representa a reta s?

y=3xy=3x

y=12xy=-\frac{1}{2}x

y=12x32y=-\frac{1}{2}x-\frac{3}{2}

y=32x1y=-\frac{3}{2}x-1

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