Quadratic Function Based on the Graph

Based on the quadratic function graphed, which statements are true?

What is the y-intercept of the quadratic function graphed?

What is the maximum value of the quadratic function graphed?

What is the y-intercept of the quadratic function graphed?

• (1, 0)

• (0, 4.5)

• (4.5, 0)

• (-1, 6)

What is the POSITIVE zero of the graph?

What is the range of the graph?

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

What type of function is f(x) = 2(x+4)²-7?

• exponential decay

• linear

• exponential growth

• quadratic

Which function best models the height and speed of throwing a ball in the air?

• Linear

• Quadratic

• Exponential

Using the graph of y = -1.5x² + 12x - 23 shown here, what are the values of x when y = -5?

• x = 4

• x = 2, 6

• x = 3.2, 4.8

• cannot be determined on the graph