79.5k views
3 votes
When does the rock reach the maximum height? h(t) = -16t^2 + 96t + 112

1 Answer

3 votes
set up: t=-b/2a
h(t) = at^2 + bt + c
a= -16 b=96 and c = 112 so plug in the formula:
t = 96/ 2(-16)
simplify: t= 96/-36
t= 3 seconds
User Fil
by
7.6k points