Chapter 3 Quiz: Quadratics

10 Questions | Total Attempts: 39

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Chapter 3 Quiz:  Quadratics - Quiz

Questions and Answers
  • 1. 
    Give the coordinates for the vertex of the quadratic function .
    • A. 

      (-1, 8)

    • B. 

      (1, 0)

    • C. 

      (-4, -10)

    • D. 

      (-1, 12)

  • 2. 
    Give the coordinates of the vertex for the quadratic function
    • A. 

      (-3, 4)

    • B. 

      (3, 4)

    • C. 

      (-3, -4)

    • D. 

      (3, -4)

  • 3. 
    Solve for x using factoring: 
    • A. 

      -5 and 2

    • B. 

      -10 and 1

    • C. 

      -2 and 5

    • D. 

      5 and 2

  • 4. 
    Solve for x using factoring: 
    • A. 

      -4 and -3/2

    • B. 

      8 and 3

    • C. 

      -8 and -3

    • D. 

      4 and 3/2

  • 5. 
    Solve for x using the square root method: 
    • A. 

      7 and -1

    • B. 

      7

    • C. 

      -7 and 1

    • D. 

      259

  • 6. 
    Solve using the quadratic formula:  Answer Choices: 1)   2)  3)   4)  
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 7. 
    Find the equation of the quadratic function whose graph is a parabola passing through the points (0, -3), (4, 37) and (-3, 30).
    • A. 

      Y = 16x^2 + 4x - 3

    • B. 

      Y = 3x^2 + 2x - 3

    • C. 

      Y = 3x^2 - 2x - 3

    • D. 

      Y = 4x - 3

  • 8. 
    If a ball is thrown upward at 96 feet per second from the top of a building that is 100 feet high, the height of the ball can be modeled by the function  where t is the number of seconds after the ball is thrown.  What is the maximum height that the ball will reach?
    • A. 

      2 feet

    • B. 

      768 feet

    • C. 

      292 feet

    • D. 

      244 feet

  • 9. 
    If a ball is thrown upward at 96 feet per second from the top of a building that is 100 feet high, the height of the ball can be modeled by the function where t is the number of seconds after the ball is thrown.  How long will it take the ball to hit the ground?
    • A. 

      6.905 seconds

    • B. 

      0.905 seconds

    • C. 

      -0.905 and 6.905 seconds

    • D. 

      7 seconds

  • 10. 
    Using the table on page 225 #28 in your textbook, find a quadratic model that fits the data in the table with x = 0 in 1900.
    • A. 

      Y = 0.003x^2 + 0.322x + 16.657

    • B. 

      Y = 0.003x^2 - 0.322x + 16.657

    • C. 

      Y = -0.024x + 11.474

    • D. 

      Y = -2.054x^2 + 36.216x - 73.881

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