Ariel received a bonus check from her work for $5,000. she is going to deposit the money into her bank account that receives 3.5% simple interest. the initial amount is:

Taber invested money in an account where interest is compounded every year. he made no withdrawals or deposits. the function a(t)=525(1+0.05)^t represent the amount of money in the account after t years. how much money did taber origanally invested?