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Quadratic Function

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  • True or False: When the parabola opens upward, the graph has a maximum point.
    False
  • What is the opening of the graph of the quadratic function y = -x^2 - 10x - 24?
    downward
  • When a > 0, the graph of the quadratic function opens __________.
    upward
  • What is the quadratic parent function?
    f(x) = x^2
  • What is the degree of a quadratic function?
    2
  • What is the value of a in the function: f(x) = 2x - 5 + 4x^2?
    4
  • What do you call the graph of quadratic function?
    Parabola
  • Is the function f(x) = -4x + x^2 + 10 a quadratic function?
    Yes
  • What do you call the point where the parabola touches/ crosses the y-axis?
    y-intercept
  • What is the opening of the graph of f(x) = -3x + x^2 + 8?
    upward
  • What value affects the width of the graph of a quadratic function?
    absolute value of a
  • Which among the following has a wider graph f(x) = 2x^2 or f(x) = x^2 + 4?
    f(x) = x^2 + 4