Interpret Quadratic

Does the graph have a maximum or minimum? Select the min/max value. (2 responses!)

• max

• min

• -1

• 4

Does this graph have a maximum or minimum value?

• maximum

• minimum

• neither

• both

The pattern in the image models a quadratic relationship. Write an equation to show the relationship between the stage number, x, and the number of squares.

What is the equation for axis of symmetry?

• y=3

• x=3

• x=5

• x=1

y = x² - 4x + 5

• down and down

• down and up

• up and down

• up and up

• 1

• 3

• 2

• 5

• 4

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum

• opens up with a minimum

• opens down with a maximum

• opens down with a minimum 

If each mark on the x-axis represents one second, when did the object reach the ground?

• 2.5 seconds

• 6 seconds

• 5.5 seconds

• 5 seconds

What is the range of this function?

• (- ∞,+∞)

• [0, +∞)

• [-2, +∞)

• [2, +∞)