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Quadratic Formula

Quiz by Amanda Cook

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7 questions
Show answers
  • Q1
    Solve 2x²+3x-5=0 using the Quadratic Formula.
    x=1 or x=2.5
    x=-1 or x=-2.5
    x=1 or x=-2.5
    x = -1 or x 2.5
    30s
  • Q2
    Solve x²-3x-5=0 using the Quadratic Formula.
    x=(-3±√29) / 2
    x=(3±√13) / 2
    x=(-3±√20) / 2
    x=(3±√29) / 2
    30s
  • Q3
    Solve 4x²-5=0 using the Quadratic Formula.
    x=±√5 / 2
    x=±√5 / 20
    x=-5±√5 / 2
    x=5±√5 / 2
    30s
  • Q4
    Solve 2x²+6x-5=0 using the Quadratic Formula.
    x=(-6±√19) / 2
    x=(-3±√19) / 4
    x=(-3±√19) / 2
    x=(-3±√32) / 4
    30s
  • Q5
    Solve x²+4x+2=0 using the Quadratic Formula.
    x=-2±√14 / 2
    x=-2±√2 / 2
    x=-2±√2
    x=-4±√2 / 2
    30s
  • Q6
    Solve 6x²+x-3=0 using the Quadratic Formula.
    x=(1±√73) / 12
    x=(-1±√73) / 2
    x=(-1±√73) / 12
    x=(-1±√73) / 6
    30s
  • Q7
    Solve 2x²-7x-1=0 using the Quadratic Formula.
    x=(7±√45) / 4
    x=(-7±√57) / 2
    x=(7±√57) / 4
    x=(-7±√57) / 4
    30s

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