Russel throws a soda from the balcony of his house to his friend jones in the pool. if the soda is released 20 feet from the ground, and is thrown with a downward velocity of 2 ft/s, how long till the soda hits the pool, ignoring air resitance? use the formula h=-16t^2-2t+20, where h is the height of the soda in feet and t is the time in seconds since russel threw it. round your answer to the nearest tenth.
a. 0.5 seconds
b. 0.8 seconds
c. 1.1 seconds
d. 1.6 seconds