A-28

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=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

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?

• (4,-4)
• (2,0)
• (0,2)
• (6,0)

What is a, b, and c in 3x² + 4 = 5x?

• a = 3, b = -5, c = 4
• a = 3, b = 5, c = 4
• a = 3, b = 5, c = -4
• a = 3, b = -5, c = -4

Find the axis of symmetry for
f(x) = x²- 8x + 15.

• x = -4
• x = 4
• y = 4
• y = -4

What's the axis of symmetry of y = 3x² - 6x + 4

• x=1
• x=-6
• x=2
• x=-1

Find the vertex of 
f(x) = -x² - 4x + 12.

• (-2, 16)
• (2, 0)
• (2, 4)
• (-2, 4)

Find the vertex of f(x)= -2x²-16x+3.

• (4, -93)
• (-4, 35)
• (-4,99)
• (8,3)

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2