Characteristics of Quadratic Functions on Graph

Determine the domain and range of the function

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

• Domain: x ≥ -4, Range: All real numbers

• Domain: All real numbers, Range: y ≥ -4

• Domain: -1 ≤ x ≤ 5, Range: y ≥ -4

Which of the statements about the graph is FALSE?

• The vertex is a maximum

• There are two zeros at x = -3 and x = 3

• The y-intercept is (0, 18)

• The range is y ≥ 18

What is the equation of the axis of symmetry?

• y = 0

• x = 0

• x = 3

• x = -3

Which statement about the graph is FALSE?

• The vertex is (-3, 18)

• The vertex is a maximum

• The y-intercept is y = 0

• The axis of symmetry is y = -3

Given the graph identify the range of the function.

• 0 ≤ x ≤ 8

• 0 ≤ x ≤ 6

• 0 ≤ y ≤ 8

• 0 ≤ y ≤ 6

What is the significance of the ordered pair (2, -4) to the graph?

• It is the vertex

• It is an x-intercept

• It is the y-intercept

• It is the axis of symmetry

Is this a max or min?

• max

• min

• cannot be determined

Given the graph identify the domain of the function.

• 0 ≤ x ≤ 8

• 0 ≤ x ≤ 6

• 0 ≤ y ≤ 8

• 0 ≤ y ≤ 6

Given the graph identify the interval of increase.

• 0 ≤ x < 6

• 0 ≤ x < 3

• 3 ≤ x < 6

• 0 ≤ y < 3

Given the graph identify the interval of decrease.

• 0 ≤ x < 6

• 0 ≤ x < 3

• 3 < x ≤ 6

• 0 ≤ y < 3