Characteristics of Parabola Graphs

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

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• 
• 
• 

Does this graph have a maximum or minimum value?

• maximum

• minimum

• neither

• both

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 

How can you tell whether a parabola is facing up or facing down by looking at the equation?

• The vertex tells you the direction of the opening

• The value of "a" tells you the direction of the opening.

• All parabolas open upward

• All parabolas open downward

If the a value is positive in the equation of y = ax² + c, which direction does the graph open?

• up

• down

• left

• right

What is the maximum/minimum of a parabola called?

• vertex

• point

• top

• bottom

The axis of symmetry is a line that goes through the...

• y-intercept

• any random point

• vertex

•  x-axis or y-axis

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

What is the domain and the range for the graph?

• Domain : -2 ≤ x ≤ 2
  Range : 0 ≤ y ≤ 4

• Domain : 0 ≤ x ≤ 4
  Range : -2 ≤ y ≤ 2

• Domain : All real #s
  Range : y ≤ 4

• Domain : -2 ≤ x ≤ 2
  Range : y ≤ 4