How many seconds after being dropped does the function estimate the o…

Source Texts

Text

h (t) = - 16 t^{2} + b

The function

h

estimates an object's height, in feet, above the ground

t

seconds after the object is dropped, where

b

is a constant. The function estimates that the object is

19.36

feet above the ground when it is dropped at

t = 0

How many seconds after being dropped does the function estimate the object will hit the ground?

1.1