Joseph has a savings account that accrues 2. 2% interest each year along with a startup fee of $25 for having the account opened. The following functions represent this situation. Let t represent the number of years the savings account is open. Let x represent the amount of money in his savings account.
f(t) = 1. 022t
s(x) = x - 25
Write a function to represent s(f(t))=
