Question

If an object is dropped from a height of 85 feet, the function h(t)=-16t^2+85 gives the height of the object after t seconds. Approximately, when will the object hit the ground?

a. 85.00 seconds
b. 69.00 seconds
c. 0.33 seconds

Answer 1

c because all you need to do is compare the 2 variables and then add the variables and the multiply it and then divide it. Then your golden.