Domain from a Table of Quadratics

Which function best models the data in the given table?

• y = -3x + 9

• y = 4x² - 3x + 1

• y = 5.2(.75)^x

• y = -3x² + 4x + 1

What is this formula?

• This is the speed of light formula.

• This is the quadratic formula.

• This is the zero product property.

• This is scary.

The graph below describes a ball that was kicked. Which of the following is a true statement describing the graph?

• The ball was kicked from 500 centimeters from the ground and it traveled for 4 seconds.

• The ball was kicked from the ground and it was in the air for 4 seconds. 

• The ball had a maximum height of 2000 centimeters and it was in the air for a total of 2 seconds. 

• The ball had a maximum height of 1000 centimeters and it was in the air for 4 seconds. 

Which of the following describes the graph of f(x)= x² - 2x -15.

• The graph has a maximum and has the x-intercepts of (-3, 0) and (5, 0)

• The graph has a minimum and has the x-intercepts of (-3, 0) and (5, 0)

• The graph has a maximum and has the x-intercepts of (3, 0) and (-5, 0)

• The graph has a minimum and has the x-intercepts of (3, 0) and (-5, 0)

What is the domain of this parabola?

• All real #'s

• y > -1

• y < -1

• x > -4

Tags

AI.9.6.A

All possible x-values

• Domain

• Range

• Parabola

• Vertex

What is the domain of the function?

• All Real Numbers

• -3 ≤ x ≤ 1

• y ≥ 4

• y ≤ 4

What is the domain of the function given?

• f(x) ≤ 0

• All real numbers

• 0 ≤ x ≤ 3

• x ≤ 0

Which of the following represents the domain of the data?

• All Real Numbers

• (-5, 1)

Which if the following is an equation for a quadratic function that opens downward and has the vertex of (-4, 7)?

• f(x)= -(x-4)²+7

• f(x)= (x+4)²+7

• f(x)= -(x+4)²+7

• f(x)= (x-4)²+7