Quadratics
2 years ago
mrshernandez23
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12 QuestionsShow answers
  • Question 1
    120 seconds
    Q. Is this a max or min?
    answer choices
    max
    min
    cannot be determined
  • Question 2
    120 seconds
    Q. True or false:
    The solution, root, x-intercept, and zero of a problem are all the same thing
    answer choices
    True
    False, because the solution and root are the same but the x-intercept and zero are different
    False, because the x-intercept and root are the same but the zero and solution are different
    False, they are all different
  • Question 3
    300 seconds
    Q.

    Identify the 'b' value: y = 16x2 -8x -24

    answer choices

    16

    -8

    8

    -24

  • Question 4
    120 seconds
    Q. What are the x- intercepts?
    answer choices
    x= 0 and x= -4
    x= 0 and x= 4
    y= 0
    x= 2
  • Question 5
    120 seconds
    Q. Which answer choice describes  y = -3x2 +7x - 2 accurately?
    answer choices
    opens up with a maximum
    opens up with a minimum
    opens down with a maximum
    opens down with a minimum 
  • Question 6
    120 seconds
    Q. Does the following quadratic equation have a maximum or minimum value? How can you tell?
    y=x
    ²+2x-3
    answer choices
    Minimum value, because the a value is positive
    Maximum value, because the b value is positive
    Maximum value, because the a value is positive
    Minimum value, because the c value is negative
  • Question 7
    120 seconds
    Q. How many solutions does this graph have?
    answer choices
    one
    two
    no solutions
    cannot be determined
  • Question 8
    300 seconds
    Q. What is the equation for axis of symmetry?
    answer choices
    y=3
    x=3
    x=5
    x=1
  • Question 9
    900 seconds
    Q. What is the equation for this parabola in factored form?
    answer choices
    y=(x+2)(x-1)
    y=(x-2)(x+1)
    y=(x-2)(x-1)
    y=(x+2)(x+1)
  • Question 10
    900 seconds
    Q. A ball is thrown into the air with an upward velocity of 100 ft/s. Its height, h, after t seconds is given by the function
     h = -16t2 + 64t + 960.
    How many seconds did it take for the ball to reach its maximum height?
    answer choices
    10 seconds
    64 seconds
    960 seconds
    2 seconds
  • Question 11
    900 seconds
    Q. A ball is thrown into the air with an upward velocity of 100 ft/s. Its height, h, after t seconds is given by the function
     h = -16t2 + 64t + 960.
    When did the ball hit the ground?
    answer choices
    10 seconds
    2 seconds
    5 seconds
    7 seconds
  • Question 12
    900 seconds
    Q. A ball is thrown into the air with an upward velocity of 100 ft/s. Its height, h, after t seconds is given by the function
     h = -16t2 + 64t + 960.
    What is the maximum height?
    answer choices
    960 feet
    1008 feet
    1024 feet
    1152 feet
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