Question

If an object is dropped from a height of 116, the function h(t)=-16t^2+116 gives the height of the object after t seconds. When will the object hit the ground

A. 2.69 s

B. 10.77 s

C. 1.35 s

D. 5.39 s

Answer 1

A

Explanation:

To find how long it takes for the object to hit the ground you need to set h(t)=0 after this you need to find the number that when plugged into t makes the equation equal to 0