1.$500 is deposited in an account each month from 2015 to 2016, inclusive, at a discount rate of 6% per annum. How much is in the account on December 31,2016 using both calculator built-in function and mathematical formula.

2.Matthew makes deposits $2,500 at the start of each year from 2009 to 2014, inclusive, at a nominal interest rate of 7% compounded monthly. How much is in his account on Jan 1, 2015 using both calculator built-in function and mathematical formula?