Quadratic Equations and Graphing Zeros Quiz

Graph the quadratic function y = x^2 - 4x + 4. What is the vertex of the parabola?

• The vertex is (-4, 0)

• The vertex is (2, 0).

• The vertex is (0, 2)

• The vertex is (4, 0)

What is the axis of symmetry for the quadratic function y = -2x^2 + 8x - 6?

• x = -2

• x = 6

• x = 2

• x = 4

Draw the graph of the quadratic function y = 3x^2 - 6x - 9. Identify the vertex and the direction of the parabola.

• The vertex is (-1, 12) and the parabola opens upwards.

• The vertex is (3, -6) and the parabola opens downwards.

• The vertex is (1, -12) and the parabola opens upwards.

• The vertex is (0, -9) and the parabola opens downwards.

For the quadratic function y = -x^2 + 6x - 9, identify the x-intercepts on the graph.

• 7

• 2

• 3

• 5

What is the minimum or maximum value of the quadratic function y = 2x^2 - 4x + 3?

• Maximum value is 2

• Maximum value is 3

• Minimum value is -4

• Minimum value is 2

What are the x-intercepts of the graph of the quadratic function y = x^2 - 5x + 6?

• 3 and 4

• 1 and 4

• 2 and 3

• 2 and 6

On the graph of the quadratic function y = -2x^2 + 4x + 2, identify the points where the graph crosses the x-axis.

• The graph crosses the x-axis at (1, 0) and (2, 0).

• (0, 1)

• (3, 0)

• (4, 0)

What is the axis of symmetry for the quadratic function y = x^2 - 6x + 8?

• x = 3

• x = 2

• x = 4

• x = 1

Graph the quadratic function y = 2x^2 - 8x + 8. What is the vertex of the parabola?

• The vertex is (2, 0)

• The vertex is (4, 0)

• The vertex is (0, 2)

• The vertex is (-2, 0)

What is the axis of symmetry for the quadratic function y = 3x^2 - 4x + 1?

• x = 1

• x = 2

• x = 3

• x = 4