Key Features of Quadratic Functions

What shape does the graph of a quadratic function typically have?

• Straight line

• V-shaped

• Circular

• U-shaped

What is the vertex of the graph y = x^2?

• (0, 0)

• (2, 4)

• (1, 1)

• (3, 9)

Where does the axis of symmetry lie in the graph of y = x^2?

• x = 0

• y = 1

• y = 0

• x = 1

What are the x-intercepts of the graph y = x^2?

• (-1, 0) and (1, 0)

• (0, 0)

• None of the above

• (0, -1) and (0, 1)

What is the vertex of the graph y = x^2 - 2x - 3?

• (1, -4)

• (0, -3)

• (2, -3)

• (3, 0)

What is the axis of symmetry for the graph y = x^2 - 2x - 3?

• x = 1

• x = 0

• x = 2

• x = -1

How many x-intercepts does the graph y = x^2 - 2x - 3 have?

• Two

• One

• None

• Three

Using the formula -b/2a, what is the axis of symmetry for the equation x^2 - 6x + 5?

• x = 0

• x = 3

• x = 2

• x = 1

After substituting x = 3 into the equation x^2 - 6x + 5, what is the y-coordinate of the vertex?

• -4

• 0

• 3

• 5

What is the vertex of the graph represented by the equation x^2 - 6x + 5?

• (2, -3)

• (0, 5)

• (3, 0)

• (3, -4)