Solving Quadratic Equations by Factoring
3 years ago
charlenewatson
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12 QuestionsShow answers
  • Question 1
    30 seconds
    Q. Find the zeros.
    answer choices
    0 and 4
    0 and -4
    0
    -4
  • 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
    180 seconds
    Q. Convert x- 9x + 20 to factored form and solve.
    answer choices
    (x-10)(x+2); x = -2, 10
    (x+4)(x+5); x = -5, -4
    (x-4)(x-5); x = 4, 5
    Not factorable
  • Question 4
    30 seconds
    Q. Factor 6x2-27x
    answer choices
    (6x+1)(x+3)
    3x(2x-9)
    6x(x-9)
    (3x-9)(2x+3)
  • Question 5
    60 seconds
    Q. What is another name for the x-intercepts of a quadratic?
    answer choices
    y-intercept
    Zeros
    x-axis
    They don't have another name
  • Question 6
    30 seconds
    Q. ax2+bx+c=0  is the standard form of a quadratic equation.
    answer choices
    True
    False
  • Question 7
    300 seconds
    Q. The solutions of the quadratic equation 
    x2+2x-15=0 are
    answer choices
    x = 3 or x = 5
    x = 5 or x = -3
    x = -5 or x = 3
    x = -3 or x = -5
  • Question 8
    300 seconds
    Q. The solutions of the quadratic equation 
    x2+12x+35=0 are
    answer choices
    x = -5 or x = -7
    x = 5 or x = 7
    x = -35 or x = -1
    x = -9 or x = -4
  • Question 9
    120 seconds
    Q. Factor x+ 6x + 9 and solve for x. 
    answer choices
    (x+3)(x+3); x = -3
    (x+4)(x+5); x=-4, -5
    (x-3)(x-3); x=3
    Not factorable
  • Question 10
    60 seconds
    Q. What are the solutions to this equation? (x-3)(x+2)=0
    answer choices
    x=3,-2
    x=-3,2
    x=2,3
    x=3,2
  • Question 11
    30 seconds
    Q. x- 25
    answer choices
    ( x + 5 ) ( x - 5 ) 
    ( x - 5 ) ( x - 5 ) 
    ( x + 5 ) ( x + 5 ) 
    Prime
  • Question 12
    30 seconds
    Q. x- 16
    answer choices
    Prime
    ( x - 4) ( x + 4) 
    ( x - 8) ( x + 8) 
    ( x - 4) ( x - 4) 
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