Jane threw a basketball up in the air. The following table represents the height f(t), in meters, of the ball above the ground at time t seconds:
Time (t)
(in seconds) Height f(t)
(in meters)
2 10
4 15
6 10
8 0
Which of the following is represented by the x-intercept of f(t)?
a. The ball reaches the maximum height in 4 seconds.
b. The ball reaches a maximum height of 15 meters.
c. The ball was thrown from a height of 10 meters.
d. The ball touches the ground after 8 seconds.
