Função afim
Quiz
•
Mathematics
•
1st - 10th Grade
•
Practice Problem
•
Hard
ALANA FREITAS
Used 69+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
O gráfico de uma função afim é sempre:
uma reta
uma parábola
um círculo
uma reta decrescente
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Não é um exemplo de função do 1° grau:
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Considere a funções f(x) = 3x + 2. O valor de f(1) é:
0
3
4
5
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
O coeficiente angular (a) da função y=2x+1 é:
-2
0
1
2
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
O ponto de interseção do gráfico de f(x) = 2x -1 com o eixo das ordenadas é:
(0, -1)
(-1, 0)
(0,5; 0)
(2,0)
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Uma certa indústria produz peças de automóveis. Para produzir essas peças a empresa possui um custo mensal fixo de R$ 9100,00 e custos variáveis com matéria prima e demais despesas associadas à produção. O valor dos custos variáveis é de R$ 0,30 por cada peça produzida. Escreva a função polinomial que representa o custo mensal desta empresa.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O gráfico da função de 1° grau f(x)=3x-2 é:
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