Função Afim
Quiz
•
Mathematics
•
1st Grade
•
Hard
Itaércio Neto
Used 60+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
1. Dada a função de primeiro grau f(x) = 2x + 3, qual é o valor de f(10)?
A) 10
B) 13
C) 23
D) 30
E) 35
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
2. Qual é o coeficiente linear da função f(x) = 2x - 1?
A) – 2
B) – 1
C) 1
D) 2
E) 0
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
3. Na função f(x) = -3x + 18, qual é o valor de f(x) quando x = 6?
A) -18
B) 0
C) 4
D) 18
E) -3
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
4. Qual é a raíz da função do 1º grau f(x) = 5x + 15?
A) -3
B) 0
C) 5
D) 15
E) – 5
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
5. Qual é o coeficiente angular (taxa de variação) da função de 1º grau f(x) = 9x - 27?
A)-27
B) 0
C) 3
D) 9
E) 27
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
6. Na produção de peças, uma fábrica tem um custo fixo de R$ 16,00 mais um custo variável de R$ 1,50 por unidade produzida. Sendo x o número de peças unitárias produzidas, determine a lei da função que fornece o custo da produção de x peças:
A) f(x) = 16x + 1,50
B) f(x) = 1,50x – 16
C) f(x) = 16x – 1,50x
D) f(x) = 1,50x + 16
E) f(x) = 17,50x
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
7. Na produção de peças, uma fábrica tem um custo fixo de R$ 30,00 mais um custo variável de R$ 2,00 por unidade produzida. Sendo x o número de peças unitárias produzidas, determine o custo de produção de 100 peças:
A) R$ 170,00
B) R$ 200,00
C) R$ 230,00
D) R$ 260,00
E) R$ 290,00
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