The function f(x) = 90e" + 10 describes the percentage of information, f(x), that a particular person remembers x weeks after learning the information. a. Substitute 0 for x and, without using a calculator, find the percentage of information remembered at the moment it is first learned. b. Substitute 1 for x and find the percentage of information that is remembered after 1 week. c. Find the percentage of information that is remembered after 4 weeks. d. Find the percentage of information that is remembered after one year (52 weeks). a. At the moment it is first learned, % of the information is remembered. (Round to one decimal place as needed.) b. After one week, % of the information is remembered. (Round to one decimal place as needed.) C. After four weeks, % of the information is remembered. (Round to one decimal place as needed.) d. After one year, % of the information is remembered. (Round to one decimal place as needed.) Time Remain