Quiz - Vertex Form

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

• maximum
• minimum
• neither
• both

If given the equation
y = 3(x + 5)² - 4, what is the vertex of the parabola?

• (5, -4)
• (-5, -4)
• (-15, -4)
• (15, -4)

Given the equation for this parabola:
 y = 2(x-9)² - 3,
does this parabola have a maximum or minimum value?

• Maximum
• Minimum

What is the green dashed line called?

• roots or x-intercepts
• parabola
• axis of symmetry
• line of dashes

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

y = ( x + 3 ) ² + 5

• (3,5)

• ( -3, 5)

• (-3,-5)

• (3, -5)

What is the Vertex

y= ( x - 7 ) ² - 5

• ( 7, -5)

• (-7 ,-5)

• ( 7, 5 )

• (-7, 5)

What is the equation of this graph?

• f(x) = (x -5)² + 1

• f(x) = (x - 1)² - 5

• f(x) = (x + 1)² - 5

• f(x) = (x + 5)² +1

What piece of information does c identify in the following equation?

y = ax² + bx + c

• Zeroes

• Axis of Symmetry

• Direction

• y-intercept