Ask Question
8 March, 07:30

Arthur drops a ball from a height of 81 feet above the ground. Its height, h, is given by the equation h = - 16t2 + 81, where t is the time in seconds. For which interval of time is the height of the ball less than 17 feet?

a. t>2

b. 0

c. t=2

d. - 2

+5
Answers (1)
  1. 8 March, 07:45
    +1
    We are given the free-falling equation in which the initial height above the ground is 85 feet. The equation is expressed h = - 16t2 + 81. When h is equal to 17 ft, then 17 = - 16t2 + 81; 0 = - 16t2 + 64, t is equal to 2 seconds. Answer then to this problem is C.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Arthur drops a ball from a height of 81 feet above the ground. Its height, h, is given by the equation h = - 16t2 + 81, where t is the time ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers