Quadratic Functions

Does this graph in the back have maximum or minimum value?

• maximum
• minimum
• neither
• both

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

• x=-8
• x=1
• x=-1
• x=2

What is the y intercept for the equation:
y = -8x² + 3x - 7

• (0, -8)
• (0, 3)
• (0, 7)
• (0, -7)

A parabola has a vertex at (-3,2). Where is the axis of symmetry?

• y = -2
• x = 3
• x = -3
• y = 2

Is this a max or min?

• max
• min
• cannot be determined

What is the axis of symmetry?

• the slope of the graph
• the dividing line for a parabola
• a way to spin my pencil
• the x-axis

The lowest point one hits when using a swing would represent what?

• Maximum value
• Minimum value
• A root
• An x-intercept

Does the equation open up or down? 
Y = -3x² +7x - 2

• up
• down
• Neither; it opens to the right.
• Neither; it opens to the left.

What is the maximum/minimum of a parabola called?

• vertex
• point
• top
• bottom

What do we call the graph of a quadratic function?

• parabola
• linear
• cubic
• sinusoidal