You have an investment account that started with ​$4 comma 000 10 years ago and which now has grown to ​$5 comma 000. a. What annual rate of return have you earned​ (you have made no additional contributions to the​ account)? b. If the investment account earns 17 % per year from now​ on, what will the​ account's value be 10 years from​ now?