Wilford bought a new boat for $15,100. He paid $1,000 for the down payment and financed the rest for 4-years at an annual interest rate of 4%. Use the table to find the monthly payment for the amortized loan.

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.