You have a savings account and a money market account. Your savings account has a constant balance of $500. The table shows the total balance of the account over time. Year, t Balance
0 $900
1 $904
2 $908.04
3 $912.12
4 $916.24
5 $920.40

a. Write a function y that represents the balance of your money market account after t years.

b. Write a function B that represents the total balance after t years.