1. a raffle prize of 14x^2/15 dollars is to be divided among 7x people. write an expression for the amount of money that each person will receive.
(show work)
2. for a short time after a wave is created by wind, the height of the wave can be modeled using y = a sin 2pi t/t , where a is the amplitude and t is the period of the wave in seconds.
how many times over the first 5 seconds does the graph predict the wave to be 2 feet high?
(show work)