Quadratic Key Features

Q13

• 
• 
• 
• 

The graph of quadratic function k is shown on the grid. Which statements are best supported by the graph of k?

• I and II only

• I and III only

• II and III only

• I, II, and III

Which graph best represents a quadratic function with a range of all real numbers greater than or equal to 3?

• 
• 
• 
• 

Which answer choice best represents the domain and range of the function?

• 
• 
• 
• 

What are the domain and range of g(x) = -1/4(x - 17)² + 61?

• Domain: All real numbers, Range: g(x) ≤ 61

• Domain: x ≤ 17, Range: g(x) ≤ 61

• Domain: All real numbers, Range: x ≤ 17

• Domain: g(x) > 61, Range: x ≤ 17

Which function is equivalent to y = 3(x + 2)² + 7?

• y = 3x² + 12x + 33

• y = 3x² + 12x + 19

• y = 3x² + 19

• y = 3x² + 33

The graph of a quadratic function is shown on the grid.

• h(x) = x² - 3x - 9

• h(x) = x² + 3x - 9

• h(x) = x² - 6x

• h(x) = x² + 6x

The graph of quadratic function r is shown on the grid.

• x-intercept: (5, 0) y-intercepts: (0, 10) and (0, -2)

• x-intercepts: (0, -10) and (0, 2) y-intercept: (-5, 0)

• x-intercept: (0, 5) y-intercepts: (10, 0) and (-2, 0)

• x-intercepts: (-10, 0) and (2, 0) y-intercept: (0, -5)

Which graph best represents h(x) = (x + 1)(x – 3)?

• 
• 
• 
• 

What is the maximum value of the graph of the function?