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Função Quadrática - 2

Quiz by Fernanda

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5 questions
Show answers
  • Q1
    Qual é o vértice da parábola representada pela função quadrática f(x) = 2x^2 - 4x + 3?
    Question Image
    (1, 1)
    (3, 1)
    (2, -2)
    (2, 3)
    (-1, -1)
    300s
  • Q2
    Qual é a representação geral de uma função quadrática?
    Question Image
    f(x) = ax + bx + c
    f(x) = a + bx + c
    f(x) = ax^2 + bx + c
    f(x) = ax^3 + bx + c
    f(x) = ax^2 + bx
    45s
  • Q3
    Qual é o gráfico de uma função quadrática crescente ("a" maior que zero) ?
    Question Image
    Concavidade para baixo
    Concavidade ( abertura )  para cima
    Decrescente ("a"menor que zero)
    Linha reta
    60s
  • Q4
    Qual é o valor do discriminante ( delta ) da função quadrática y = 3x^2 + 2x + 1?
    Question Image
    0
    1
    -1
    -8
    8
    300s
  • Q5

    Qual é o coeficiente angular da f(x)=2x^2+2x+1 e realize o gráfico

    Question Image

    1

    3

    2x

    2

    45s

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