Assignment:
Find the time based on the information given. Distance-100 miles, Rate 109.5509...the time is ____hours.
A rocket is launched from the top of an 60 foot cliff with an initial velocity of 110 feet per second. The height, h, of the rocket after t seconds is given by the equation h=-16t^2+110t+60. How long after the rocket is launched will it be 20 feet from the ground?
Provide complete and step by step solution for the question and show calculations and use formulas.