posted by leigh .
5. 16t2 gives the distance in feet a free-falling object falls in t seconds.
16t2 + 10t gives the distance an object falls in t seconds when it is thrown down with an initial velocity of 10 feet per second. Use this polynomials to:
a. Find how far a wallet dropped from the 86th-floor observatory of the Empire State Building will fall in 5 seconds.