Intro to Function Equations

What is the zero, or solution of this graph?

• (0, 2500)

• y = 2500

• (2.5, 2531.25)

• x = 25

What does the Y intercept of the graph represent?

• The initial speed the bungee jumper is falling.

• The initial height of the bungee jumper

• The lowest point the bungee jumper falls before bouncing upwards.

• The bungee jumper's final height.

What are the x- intercepts?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2

What are the green dots called?

• axis of symmetry

• vertex

• parabola

• roots or x-intercepts

What is the degree of a quadratic function?

• 0

• 1

• 2

• 3

What is the domain of the function?

• A
• B
• C
• D

What is the equation for this line?

• y = x - 2

• y = x + 2

• y = 2x

• y = -x + 2

Which equation best represents the relationship between x and y in the table shown?

• y= 5x+5

• y=1/5x+5

• y=15x+5

• y=10x+5

Which equation best represents the line on the graph?

• y= 1/2x

• y= -1/2x

• y = 2x

• y = -2x