Master Quadratic Functions
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Questions and Answers

Which of the following is the general form of a quadratic function?

  • y = a^x
  • y = mx + b
  • y = ax^2 + bx + c (correct)
  • y = a/x

What is the shape of the graph of a quadratic function?

  • Hyperbola
  • Exponential curve
  • Straight line
  • Parabola (correct)

What is the axis of symmetry of a parabola?

  • A vertical line through the vertex (correct)
  • A horizontal line through the vertex
  • The x-axis
  • The y-axis

Which of the following is a possible equation of a quadratic function?

<p>y = 2x^2 + 3x - 4 (C)</p> Signup and view all the answers

What is the minimum number of points needed to graph a quadratic function?

<p>2 (B)</p> Signup and view all the answers

Which of the following statements is true about the axis of symmetry of a parabola?

<p>It is always vertical. (C)</p> Signup and view all the answers

Which of the following is true about the vertex of a parabola?

<p>It is the point where the axis of symmetry intersects the parabola (A)</p> Signup and view all the answers

What happens to the graph of a quadratic function when the leading coefficient is negative?

<p>It opens downward (A)</p> Signup and view all the answers

Which of the following is true about the roots of a quadratic function?

<p>They may be real or complex numbers (A)</p> Signup and view all the answers

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