Question

A player kicks a soccer ball resting on the ground. The height of the ball, h(t) in feet, after t seconds can be represented by the function h(t) = -16+2 +96t.

Use this information to answer the two questions that follow.
Part A: What is the total elapsed time, in seconds, from the time the ball is kicked until it reaches ground level again?
seconds
Part B: When will the ball reach its maximum height?
After seconds

Answer 1

6 seconds

After 3 seconds

Explanation:

h(t) =-16t^2+96t

a=-16

b=96

c=0

96/2(-6) =3

Max = 3

(0,)

(6,0)

ht/t = 16t^2+96/t

Answer 2

Part A: 6

Part B: 3

Explanation:

trust me.