Unit 9 Test

What is the equation for the axis of symmetry?

• y=3
• x=3
• x=5
• x=1

What is the green dot on the parabola called?

• maximum
• minumum
• roots
• zeros

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

• 2
• -2
• 1
• -1

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

• (3,2)
• (-3,-2)
• (-3,2)
• (3,-2)

Which of the following is the correct equation for the given graph?

• f(x) = (x - 2)² - 1
• f(x) = (x + 2)² - 1
• f(x) = -(x + 2)² - 1
• f(x) = -(x - 2)² - 1

The axis of symmetry line passes through which point?

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

What are the x- intercepts?

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

Identify the vertex and whether the graph opens up or down.

• (-1, 4); opens up
• (-1, 4); opens down
• (1, 4); opens up
• (1, 4); opens down

What are the green dots called?

• axis of symmetry
• vertex
• parabola
• roots or x-intercepts

Does this parabola have a maximum or minimum?

• Maximum
• Minimum