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Introduction of quadratic function

Quiz by Winnie Francisco

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10 questions
Show answers
  • Q1
    What is the standard form of a quadratic function?
    y = ax^2 + bx + c
    y = mx + b
    y = a(x - h)^2 + k
    y = ax + b
    y = a^x
    30s
  • Q2
    What does the 'a' coefficient in a quadratic function represent?
    The 'a' coefficient has no significance in a quadratic function.
    The 'a' coefficient represents the x-intercepts of the parabola.
    The 'a' coefficient determines the width and direction of the parabola.
    The 'a' coefficient determines the y-intercept of the parabola.
    The 'a' coefficient represents the x-coordinate of the vertex.
    30s
  • Q3
    What is the discriminant of a quadratic function used for?
    The discriminant has no significance in a quadratic function.
    The discriminant represents the y-intercept of a quadratic function.
    The discriminant is used to determine the vertex of a quadratic function.
    The discriminant is used to determine the nature of the roots of a quadratic equation.
    The discriminant is used to find the x-intercepts of a quadratic function.
    30s
  • Q4
    What is the graph of a quadratic function called?
    rectangle
    parabola
    ellipse
    line
    circle
    30s
  • Q5
    Which term in a quadratic function determines the width of the parabola?
    a
    b
    x
    y
    c
    30s
  • Q6
    What is the axis of symmetry in a quadratic function?
    A horizontal line that passes through the vertex
    The intersection of the function with the x-axis
    A vertical line that passes through the vertex
    The y-intercept of the function
    The x-intercept of the function
    30s
  • Q7
    What is the vertex of a quadratic function?
    The y-intercept of the function
    The highest or lowest point on the parabola
    The x-intercept of the function
    A point on the axis of symmetry
    The point where the function intersects the x-axis
    30s
  • Q8
    What is the leading coefficient in a quadratic function?
    y
    x
    a
    c
    b
    30s
  • Q9
    Which of the following is an example of a quadratic function?
    y = 2x^2 - 5x + 3
    y = x^3 + 2x
    y = 3x - 2
    y = 5x + 1
    30s
  • Q10
    What is the vertex of the quadratic function y = 2x^2 + 4x - 3?
    (2, 3)
    (-1, -5)
    (3, 1)
    (1, 5)
    (0, 2)
    30s

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