2. Suppose the depth of a particular pond (in inches) varies annual according to the function below, where is the number of months since March 1. (For simplicity, assume all months are approximately the same length.) () = 18 cos ( 6 ) + 10 In the problems below, round all your answers to two decimal places, and include units. a. How deep is the pond on May 1? (2 point) b. We'd like to know the first time in the year when the pond drops to a depth of 10 inches. Set your f