Quadratic Functions

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

• y = -2
• x = 3
• x = -3
• y = 2

What is the vertex of y=x²+4x+3?

• (2,1)
• (-2,1)
• (0,0)
• (-2,-1)

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

• maximum
• minimum
• neither
• both

Find the y-intercept of f(x) = 2x²-2x + 1

• 2
• -2
• 1
• -1

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

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

• (0, -8)
• (0, 3)
• (-8, -7)
• (0, -7)

What is the maximum/minimum of a parabola called?

• vertex
• point
• top
• bottom

Given the equation, find h(-3).

• -13

• 5

• -23

• 23

If f(x)=6x²-4,
what is f(-1)?

• -2
• 13
• 2
• 0

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

• x=-8
• x=1
• x=-1
• x=2