Unit 3B Test Study Guide: Quadratic Functions

What is the green dot on the parabola called?

• maximum
• minumum
• roots
• zeros

Does this graph have a maximum or minimum?

• Minimum
• Maximum

Solve Using the Quadratic Formula
 x² + 4x - 40 = -8

• -10 & -4
• -4 & 10
• -8 & 4
• 8 & -4

What is the green dashed line called?

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

What is the axis of symmetry for this graph?

• y=2
• x=2
• x=0
• y=0

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

The line that goes through the vertex of a parabola is called the...

• Vertex
• Axis of Symmetry
• x-intercept
• y-intercept

The vertex of this quadratic is...

• (1,16)
• (-3,0)
• (5,0)
• (0,15)

Determine the values of
a, b, and c for
the quadratic equation: 
4x² – 8x = 3

• a = 4, b = -8, c = 3
• a = 4, b =-8, c =-3
• a = 4, b = 8, c = 3
• a = 4, b = 8, c = -3

Which letter determines if a parabola opens up or down?

• a

• h

• k