Quadratics (Standard Form & Vertex Form)

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

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

• maximum
• minimum

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

• (3,2)
• (-3,-2)
• (-3,2)
• (3,-2)

Determine the vertex of the parabola:
y = 5x² - 20x + 13

• (5, -7)
• (-2, -7)
• (2, -7)
• (-7, -2)

What is the formula to find the vertex of a parabola?

• x = -b/2
• x = -b
• x = -b / (2a)
• x = -b / 2

The axis of symmetry line passes through which point?

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

What do the a, h, and k valaues tell you about the parabola tranformation?

• - shift left or right

  - the x value of the vertex

• a

• Stretch or compressess the parabola. Can also reflect the parabola if it is negative

• k

• - shift up or down

  - the y value of the vertex

• h

What is the vertex for
f(x)=4(x-2)² + 3

• (-2, 3)
• (2,-3)
• (4,3)
• (2,3)