Characteristics of Quadratic Functions

Using the graph of the quadratic function, identify the vertex.

• (4, -6)

• (0, 2)

• (.5, 0)

• (7.5, 0)

Using the graph of the quadratic function, identify the domain.

• y > -6

• -2 < x < 10

• -∞ < x < ∞

• y < -6

Which of the following graphs appropriately marks the axis of symmetry?

• 
• 
• 
• 

Use the graph to determine the solutions.
*Hint: Solutions = roots = zeros = x-intercepts

• -1 and -3
• 1 and -3
• 1 and 3
• -1 and 3

Does this graph have a maximum or minimum value?

• maximum
• minimum
• neither
• both

How many solutions does this graph have?

• one
• two
• no solutions
• cannot be determined

Which answer choice describes  
y = -3x² +7x - 2 accurately?

• opens up with a maximum
• opens up with a minimum
• opens down with a maximum
• opens down with a minimum 

Using the graph of the quadratic function, identify the y-intercept.

• (4, -6)

• (0, 2)

• (.5, 0)

• (7.5, 0)

What is the range of the graph?

• All real numbers
• To infinity and beyond
• y ≥ 0
• x ≥ 0

What is the equation of the axis of symmetry?

• y = 4

• y = -4

• x = 4

• x = -4