
Plano cartesiano e função Afim
Authored by RODRIGO RIBEIRO
Mathematics
1st Grade
Used 1+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
De acordo com a imagem ao lado, a localização de Picolo, Mestre Kami e Chaves, são, respectivamente:
(8,4) , (3,3) e (5,6)
(4,8) , (3,3) e (6,5)
(4,8) , (3,3) e (5,6)
(4,8) , (3,3) e (8,5)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das fórmulas abaixo, representa o gráfico ao lado?
y = 2x + 6
y = - 2x + 6
y = - 3x + 6
y = 3x + 6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na figura, os vértices A, B, C, D, E são vértices de um pentágono. Suas coordenadas, são, respectivamente:
A(1,4) B(7,3) C(6,6) D(2,7) E(4,1)
A(1,4) B(3,7) C(6,6) D(2,7) E(4,1)
A(4,1) B(7,3) C(6,6) D(2,7) E(1,4)
A(1,4) B(7,3) C(6,6) D(7,2) E(4,1)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um motorista de táxi cobra R$ 3,50 de bandeirada (valor fixo) mais R$ 0,70 por quilômetro rodado (valor variável). Qual das fórmulas abaixo representa o valor a pagar (y) em função dos quilômetros rodados (x) ?
y = 70x + 3,50.
y = 0,70x + 35.
y = 70x + 350.
y = 0,70x + 3,50.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O preço de venda de um livro é de R$ 25,00 a unidade. Sabe-se ainda, que o custo de cada livro corresponde a um valor fixo de R$ 4,00 mais R$ 6,00 por unidade. Qual das fórmulas abaixo, mostra lucro da venda dos livros?
L = 25x –6x
L = 25x – 4
L = 25x –(6x + 4)
L = 2x + 4
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