Investment X for 40,000 is invested at a nominal rate of interest, j, convertible semiannually. After 6 years, it accumulates to 67,835.26. Investment Y for 40,000 is invested at a nominal rate of discount, k, convertible quarterly. After 9 years, it accumulates to 75,524.50. Investment Z for 40,000 is invested at an annual effective rate equal toj in year one and an annual effective rate of discount equal to k in year two. Calculate the value of investment Z at the end of two years. (1.a(vi-ix) #11] 46,178 0 46,882 O 46,647 0 46,413 O 47,116