
Recuperação 1 ano 2 trimestre
Quiz
•
Mathematics
•
1st Grade
•
Practice Problem
•
Hard
FERNANDA WASSMUTH
Used 2+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suponha que a altura de uma criança (H), dada em cm, cresce em função do tempo (t), em meses, de acordo com a equação H(t) = 50 + 0,2.t
É correto afirmar que:
H é a variável independente
t é a variável dependente
a criança nasceu com 52 cm
após 10 meses a criança terá 60 cm
chegará a 60 cm após 50 meses
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
As passagens de ônibus em Curitiba custam R$6,00 para quem paga em dinheiro. É possível então escrever a função P = 6x, onde P é o preço pago em reais e x a quantidade de passagens.
É possível dizer que:
P é a variável dependente
x é a variável independente
para 10 passagens o valor pago será de 60 reais
pagará 90 reais quem adquirir 15 passagens
todas as alternativas estão corretas
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dada a função f: A ~> B definida por f(x) = x+2,
e sendo A = {1,2,3} e B= {0,1,2,3,4,5,6}, o conjunto imagem da função é:
{1,2,3}
{0,1,2,3,4,5,6}
{3,4,5}
o conjunto A
o conjunto B
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dom={x∈IR| x>2 }
Dom={x∈IR| x ≠2 }
Dom={x∈IR| x<1 }
Dom={x∈IR| x ≠1 }
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(SAEPE). Observe o pentágono IJKLM representado no plano cartesiano ao lado.
O ponto de coordenadas (– 2, – 1) é
M
K
I
J
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O gráfico que melhor representa a função f: A -> B definida por
f(x) = -x + 3,
onde A = [0,3] é
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(UFMG) Dos gráficos, o ÚNICO que representa uma função de imagem
{y ∈ ℝ| 1 ≤ y ≤ 4} e domínio {x ∈ ℝ| 0 ≤ x < 3} é:
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