7. Use the​ compound-interest formula to find the account balance A with the given​ conditions, where P=​principal, r=interest ​rate, n=number of compounding periods per​ year, t=​time, in​ years, and A=account balance.

7 Use the compoundinterest formula to find the account balance A with the given conditions where Pprincipal rinterest rate nnumber of compounding periods per ye class=