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Quadratics: Vertex Quiz

Quiz by Tim Thomson

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15 questions
Show answers
  • Q1
    If we have the equation y=ax^2+bx+c, how can we can find the x-coordinate of the vertex?
    b/2a
    -a
    -b/a
    -b/2a
    30s
  • Q2
    Find the Vertex: f(x) = x^2 + 10x + 21
    (-5,-4)
    (10,21)
    (1,10)
    No Real Solution
    30s
  • Q3
    If given the equation y = 3(x + 5)^2 - 4, what is the vertex of the parabola?
    (5, -4)
    (-15, -4)
    (-5, -4)
    (15, -4)
    30s
  • Q4
    Find the Vertex: y = x^2 + 6x + 2
    (-3,-7)
    (1,6)
    No Real Solution
    (6,2)
    30s
  • Q5
    30s
  • Q6
    30s
  • Q7
    30s
  • Q8
    Find the Vertex: h(x) = -3x^2 + 12x + 2
    (12,2)
    No Real Solution
    (2,14)
    (-3,12)
    30s
  • Q9
    The vertex of this graph is a
    Question Image
    minumum
    maximum
    30s
  • Q10
    What is the axis of symmetry?
    Question Image
    y = -5
    x = -1.5
    x = 3.5
    x = 1
    30s
  • Q11
    Given the equation for this parabola: y=(x-4)^2-3, does this parabola have a maximum or minimum value?
    Minimum
    Maximum
    30s
  • Q12
    A parabola has a vertex at (-3,2). Where is the axis of symmetry?
    x = -3
    y = -2
    x = 3
    y = 2
    30s
  • Q13
    When a basketball is shot, it forms an arc (also known as a parabola). When the basketball reaches it's highest point, what is that point called?
    Slope
    A parabola
    Minimum
    Maximum value
    30s
  • Q14
    Standard form of a quadratic equation
    y=ax²+bx+c
    y=x
    y=x²
    y=mx+b
    30s
  • Q15
    Without using a graphing calculator: What direction is the following equation opening? y=-3x^2-7x+8
    Up
    Down
    30s

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