If an object is dropped from a height of 198 feet, the function h(t)=-16t^2 +198 gives the height of the object after t seconds. When will the object reach 100 feet?
+36915 h(t)=-16t^2 +198
100 = -16t^2 + 198
-16t^2 + 98 = 0
16t^2 = 98
t^2 = 98/16
t = 2.475 sec
