Help formulating sine function

The population of beavers can be modeled by a sine function f(x), where x is time in days. at t=0 the number of beavers is at its average of 100, the highest number is measured to be 125. The cycle starts again after 12 days. at x=0 the population is decreasing.

give the function rule and population after 41 days


Answers can be viewed only if
  1. The questioner was satisfied and accepted the answer, or
  2. The answer was disputed, but the judge evaluated it as 100% correct.
View the answer
The answer is accepted.
Join Matchmaticians Affiliate Marketing Program to earn up to 50% commission on every question your affiliated users ask or answer.