Quadratics

What is the vertex?

• (-2,0)

• (0,0)

• (0,-4)

• (2,0)

What is the vertex of the quadratic function:
y = x² - 6x + 11?

• (3,2)
• (-3,-2)
• (-3,2)
• (3,-2)

The axis of symmetry line passes through which point?

• y-intercept
• any random point
• vertex
• none of these

What is another name for the x-intercepts of a quadratic?

• y-intercepts
• zeros
• x-axis
• none of these

What is the axis of symmetry of:y=2x²-4x+9

• x = 1
• x = -1
• x = -2
• x = 4

What is the y-intercept of: y=7x²+2x -1

• (0, 1)
• (0, -1)
• (1, 0)
• (-1, 0)

What is the Axis of symmetry?

• Y=3
• y=-3
• x= 3
• x=-3

A parabola has a vertex at (-3,2).

What is the axis of symmetry?

• y = -2

• x = 3

• x = -3

• y = 2

What are the x- intercepts?

• (0,0) and (-4, 0)

• (0,0) and (4, 0)

• (0, 0) and (0, -4)

• (0, 0) and (0, 4)

What are the x-intercepts of the parabola?

y = -3(x + 5)(x - 9)

• (-5, 0) and (9, 0)

• (5,0) and (-9, 0)

• (5, 0) and (9, 0)

• (-3, 0) and (5, 0)and (-9, 0)