Quadratic Graphs

The coefficient of x^2, the 'a' value of this quadratic, is negative or positive?

• a < 0

• a > 0

The axis of symmetry line passes through which point?

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

A parabola has a vertex at (-3,2).

What is the axis of symmetry?

• y = -2

• x = 3

• x = -3

• y = 2

What are the x- intercepts?

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

What is the y-intercept of the equation
y = 2x²+8x+3?

• (0,3)
• (3,0)
• (0,2)
• y=8

What is the axis of symmetry?

• x= 0 and x=4

• x = -2

• x = 0

• x= 2

Quadratic equations take the shape of a _______ when graphed.

• parabola

• straight line

• snaked line

• elliptical

Does the following graph have a maximum or minimum.

• Maximum
• Minimum

Does this parabola have a minimum or maximum and what is its value?

• minimum: 2
• maximum: 2
• minimum: 5
• maximum: 5

Use the picture to find the vertex and axis of symmetry

• Vertex (3,8) Axis x = 3

• Vertex (3,8) Axis y = 3

• Vertex (8,3) Axis x = 3

• Vertex (8,3) Axis y = 3