Question 14 (1 point) $50 is placed into an account at the beginning of the first month, $100 at the beginning of the second month, $150 at the beginning of the 3rd month, and so on for 10 years. The account earns 12% nominal annual interest compounded monthly. Find an expression for the accumulated value of these payments at the end of 10 years. evaluated at i = 12.68% 7200(I(12)8) 2017 evaluated at i = 1% 7200(I(12)5) (12) evaluated at i = 12.68% 7200(I(12)) (12) 120i d) 7200(I(12)5912011 evaluated at i = 12% evaluated at i = 12% 7200(I(12) 3) 07