Class 10th Maths Unit 4 Quiz
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Questions and Answers

What is the discriminant of a quadratic equation used for?

  • Solving for the value of 'x'
  • Determining the nature of roots (correct)
  • Finding the product of roots
  • Finding the sum of roots
  • What is the standard form of a quadratic equation?

  • y = ax^2 + bx
  • y = ax^2 + c
  • y = ax^3 + bx^2 + c
  • y = ax^2 + bx + c (correct)
  • What does the vertex of a parabola represent?

  • The y-intercept of the parabola
  • The minimum or maximum point of the parabola (correct)
  • The point where the parabola intersects the y-axis
  • The x-intercept of the parabola
  • What is the general form of a quadratic equation?

    <p>y = ax^2 + bx + c</p> Signup and view all the answers

    What does the discriminant of a quadratic equation determine?

    <p>The nature of the roots</p> Signup and view all the answers

    What is the formula to find the vertex of a quadratic function in standard form?

    <p>(-b/2a, f(-b/2a))</p> Signup and view all the answers

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