
Função Afim 1º ano
Authored by Lidiane silva
Mathematics
1st Grade
Used 9+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A função f(x)=3x+2 é:
uma função exponencial
uma função afim
uma função constante
uma função quadrática
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dada a função afim f(x) = x +3 responda:
função crescente
função decrescente
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule o valor da função f(x) = 2x + 2, quando x=1.
2
4
6
8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Toda função afim é do tipo:
y = bx + a
y= b + x + a
y = ax² + b
y = ax + b
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para uma função afim ser decrescente, o que precisa acontecer?
a>0 (positivo)
a<0 (negativo)
b>0 (positivo)
b<0 (negativo)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. Qual é o coeficiente linear da função f(x) = 2x - 1?
A) – 2
B) – 1
C) 1
D) 2
E) 0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5. Qual é o coeficiente angular da função f(x) = 9x - 27?
A)-27
B) 0
C) 3
D) 9
E) 27
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