4/29 Extra Credit

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

Does y = -4x² have a maximum or minimum value?

• maximum
• minimum

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

What are the x- intercepts?

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

What is another name for the x-intercepts of a quadratic?

• y-intercepts
• zeros
• x-axis
• none of these

What is the vertex?

• (-2,0)

• (0,0)

• (0,-4)

• (2,0)

• upwards

• downwards

Does this function open up or down?

• up

• down

What are the x-intercepts (zeros)?

• (-2,0) and (2,0)

• (0,2) and (0,-2)

• (0,-4)

• (-2,-4) and (2,-4)