9.1-9.4 Quiz

10 Questions | Total Attempts: 103

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9.1-9.4 Quiz

Questions and Answers
  • 1. 
    Which is a quadratic function?
    • A. 
    • B. 
    • C. 
    • D. 
  • 2. 
    Which function has a graph that opens downward?
    • A. 
    • B. 
    • C. 
    • D. 
  • 3. 
    What is the vertex of the parabola graphed below?   
    • A. 

      (-3,0)

    • B. 

      (-4,-1)

    • C. 

      (1,0)

    • D. 

      (-1,-4)

  • 4. 
    What are the zeros of the function graphed below?
    • A. 

      -1 and 0

    • B. 

      -2 and 0

    • C. 

      0 and 1

    • D. 

      0 and 2

  • 5. 
    What is the vertex of the graph of ?
    • A. 

      (2, 5)

    • B. 

      (-2, -27)

    • C. 

      (-2, 5)

    • D. 

      (4, -11)

  • 6. 
    • A. 
    • B. 
    • C. 
    • D. 
  • 7. 
    The height in feet of a rocket launched  from the ground can be modeled by the  function , where x is the time in seconds after it is launched.  What is the rocket’s maximum height?
    • A. 

      144 feet

    • B. 

      240 feet

    • C. 

      288 feet

    • D. 

      432 feet

  • 8. 
    • A. 
    • B. 
    • C. 
    • D. 
  • 9. 
     and . Which statement is true?
    • A. 

      G(x) is wider than f(x)

    • B. 

      G(x) is narrower than f(x)

    • C. 

      G(x) and f(x) have the same vertex

    • D. 

      G(x) and f(x) have different axes of symmetry

  • 10. 
    Which function has a vertex different  from the vertex of the graph of 
    • A. 
    • B. 
    • C. 
    • D.