Parabolas Focus Vertex Axis of Symmetry

What is the axis of symmetry for the following equation?
y=4x²-8x+9

• x=-8

• x=1

• x=-1

• x=2

Using the Axis of Symmetry formula, find the coordinates of the vertex.

• (2, -2)

• (-2, 2)

• (0, 2)

• (0, -2)

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

• (3,2)

• (-3,-2)

• (-3,2)

• (3,-2)

What is the green dot on this parabola called?

• vertex

• root

• zero

• solution

What is the "formula" for finding the axis of symmetry?

When a parabola opens downward the vertex is

• a minimum

• a maximum

• a vertex

• a parabola

When a parabola opens upward the vertex is

• a minimum

• a maximum

• a vertex

• a parabola

Identify the axis of symmetry. 

• x=-1

• y=-1

• x=4

• y=4

Identify the vertex of the parabola. 

• (4,-1)

• (-1,4)

• (0,5)

• None

Where is the axis of symmetry?

• y = -2

• y = 3

• x = -3

• x = 2