Ask Question
29 December, 11:11

A ball is kicked into the air at time t = 0. While the ball is in the air, its height above the ground after t seconds is - 16t^2 + 40t feet. How many seconds after the ball is kicked will it hit the ground?

+1
Answers (1)
  1. 29 December, 12:30
    0
    we are given the equation of the height of the ball through time which is - 16t^2 + 40t. The maximum height is obtained by differentiating the equation and equating to zero. That is 40 - 32t = 0. thus t is equal to 1.25 seconds. hence the answer is twice the time which is 2.50 seconds
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “A ball is kicked into the air at time t = 0. While the ball is in the air, its height above the ground after t seconds is - 16t^2 + 40t ...” in 📙 Physics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers