Key Features of Quadratic Functions

Which function has an axis of symmetry of x = 0?

• 
• 
• 
• None of the above

State the domain and range.

• Domain: All real numbers, Range: y ≥ -9

• Domain: All real numbers, Range: All real numbers

• Domain: x ≥ -8, Range: y ≥ -9

• Domain: x ≥ -8, Range: All real numbers

What is the range of the function?

Find the axis of symmetry

• x = 2

• x = -2

• x = 0

• x = 4

Which function has a vertex that is a minimum?

• 
• 
• 
• All of the above

What is the domain of the function?

What is the increasing interval of the function?

What is the decreasing interval of the function?

Find the increasing interval

The graph of a quadratic function is called a

• Parabola

• Vertex

• Axis of Symmetry 

• Vertex Form