Quadratics Quiz 3/8

What are the x- intercepts?

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

Which value is the vertex?

• (-4, 0)

• (-1, -9)

• (0, -8)

• (2, 0)

Which value is the y-intercept?

• (-4, 0)

• (-1, -9)

• (0, -8)

• (2, 0)

What are the zeros of this graph?

• x = {-4, 2}

• (-4, 0 ) and (2, 0)

• x = {-1, 0}

• (-1, 9 ) and (0, -8)

Does this graph have a maximum or a minimum?

• maximum

• minimum

• I am not sure.

• neither

Does this graph have a maximum or a minimum?

• maximum

• minimum

• I am not sure.

• neither

Does this graph have a y-intercept?

• yes

• no

• I am not sure.

What is the vertex?
y = -2x² + 4x + 3

• (0, 3)
• (-1, 5)
• (1, 5)
• (1, -5)

What is the axis of symmetry?
f(x) = x² - 8x + 15.

• x = -4
• x = 4
• y = 4
• y = -4

What is the axis of symmetry?
y = 3x² - 6x + 4

• x=1
• x=-6
• x=2
• x=-1