
Função afim (fácil)
Authored by Arnoldo Neto
Mathematics
9th - 12th Grade
Used 90+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A função f(x)= x-2 é:
uma função linear
uma função afim
uma função constante
uma função de proporcionalidade direta
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Considere a função f(x)= -3x+4
Qual é a imagem do objeto 2 ?
1
4
-2
-4
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
5.Se f (x) = 3x, então f (36) corresponde a:
a) 33
b) 39
c) 108
d) 12
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Seleciona a resposta correta.
Qual das expressões seguintes corresponde à função representada na tabela?
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Na função y = 1,5 · X + 2,5 , quais são os coeficientes angular e linear, respectivamente?
a = 1,5
b = 2,5
a = 2,5
b = 1,5
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Qual a raiz da função y = 2· X + 4?
Lembre-se que para encontrar a raiz basta fazer y = 0 e isolar o x:
0 = 2 · X + 4
2
-2
4
-4
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
O ponto de interseção do gráfico de f(x) = 2x -1 com o eixo das ordenadas (eixo y) é:
(0, -1)
(-1, 0)
(0,5 ; 0)
(0; 0,5)
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