when plugging into excel or ez calculator app, i get constant errors

please help

Financial Management GBEC4272 Casey Fogarty a Save Homework: Chapt. 5 - Time Value of Money Score: 0 of 1 pt 13 of 15 (complete) P5-58 (similar to) HW Score: 60.87%, 28 of 46 pts E Question Help Number of years needed to accumulate a future amount For the following case, determine the number of years it will take for the initial deposit to grow to equal the future amount at the given interest rate. (Click on the icon here in order to copy the contents of the data table below into a spreadsheet Initial deposit Future amount $18,484 $34,900 interest rate 14% The number of years for this investment, n, is years. (Round to two decimal places.)