The initial amount of they had to work with was 50, but by the beginning of the next day 3 cell had died. In each successive day 6 would die, then 12, then 24, and so forth. a. Write a recurrence relation for the size of the population at the beginning of day n. b. Solve your recurrence relation (find a closed form solution). c. How many cells are still alive at the beginning of day 7