Ball in Air Quadratic Graphs

Which type of function is given by the table?

• Quadratic

• Linear

• Exponential

• Piecewise

The equation h = -16t²+25t+18 represents the height of a ball thrown into the air after t seconds. At what time does the ball reach the maximum height?

• .78125 seconds

• .75 seconds

• .5 seconds

• .687 seconds

What is the domain of Throw 2.

• 0 < x < 45

  [0,45]

• 6 < x < 16

  [6,16]

• all real numbers

• 45 < x < 57

  [45,57]

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Does the quadratic have a max/min vertex, and does the parabola open up/down?

• max/ opens down

• min/ opens up

• max/ opens up

• min/ opens down

What is the vertex of this quadratic equation?

• (-2,4)

• (2,4)

• (4,-2)

• (4,2)

Tags

CCSS.HSF-IF.C.7A

Which equation matches the graph above?

Tags

CCSS.HSF-IF.C.7A

What is the time interval where the ball is increasing in height?

• (0,2)

  0<x<2

• (0,3)

  0<x<3

• (0,4)

  0<x<4

• (3,6)

  3<x<6

Tags

CCSS.HSF.IF.B.4

What is the Range of Throw 2.

• 0 < x < 16

  [0,16]

• 6 < x < 16

  [6,16]

• all real numbers

• 0< x < 45

  [0,45]

Which statement is correct?

• The maximum is 1

• The maximum is 6

• The minimum is -4

• The minimum is 6

Identify the vertex and whether the graph opens up or down.

• (5, 2); opens up

• (5, 2); opens down

• (-5, 2); opens up

• (-5, 2); opens down

Tags

CCSS.HSF-IF.C.7A