
Funções
Authored by Cristina Novais
Mathematics
8th Grade
Used 37+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A ordenada na origem da reta de equação y=2x+1 é...
1
-1
2
-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O declive da reta de equação y=2x+1 é...
1
-1
2
-2
3.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Uma função do tipo f(x)=b é uma função afim...
linear
constante
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Qual destes gráficos representa uma função constante?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A expressão analítica da função linear definida pelo gráfico da figura, é:
y=3x+1
y=-2x
y=3x
y=-3x
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
A função f(x)=3x+2 é:
uma função linear.
uma função afim.
uma função de proporcionalidade direta.
uma função constante.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Considere a função f(x)= -3x+4
Qual é a imagem do objeto 2 ?
2
10
-10
-2
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