Função Afim (se liga)

Quiz
•
Mathematics
•
11th Grade
•
Medium
Used 16+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Nas figuras seguintes estão representadas correspondências entre os conjuntos A e B.
Assinale a opção que indica uma função 𝑓: 𝐴 → 𝐵.
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual destes gráficos representa uma função constante?
3.
MULTIPLE CHOICE QUESTION
2 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)
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual dessas funções, é uma função crescente?
y = 2
y = -2x + 5
y = -x - 1
y = 4x - 10
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Assinale a única função que NÃO é afim:
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Podemos afirmar que a função que gerou o gráfico acima é:
uma função crescente
uma função decrescente
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A expressão analítica da função cujo gráfico é a reta representada no referencial cartesiano é:
f (x) = x + 2
f (x) = x - 2
f (x) = 1/3x + 4
f (x) = - 1/3x + 4
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