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5 questions
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  • Q1
    60s
  • Q2
    60s
  • Q3

    What is the nature of the roots of the quadratic equation if the value of its discriminant is zero?

    The roots of a quadratic equation rational and not equal.

    The roots of a quadratic equation are real and not equal

    The roots of a quadratic equation are real and equal.

    The roots of a quadratic equation are irrational and not equal.

    60s
  • Q4

    Which of the following quadratic equations has no real roots?

    3s^2-2s=-5

    2x^2+4x=3

    2r^2+r+7=0

    t^2-8t-4=0

    60s
  • Q5
    60s

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