This is on Mobius input area on plain text, how can i input this??? I keep failing to input it correctly can someone pls guide me??!!

Participation Activity #17 This is similar to Try It #1 in the OpenStax text. The half-life of plutonium-244 is 801000900 years. Express the amount of plutonium-244 remaining as a function of time, measured in years with starting quantity A0. Enter the exact answer. Do not enter any commas in your answer. I INCORRECT f (t) = Your AID] _ 6 Answer: Correct A ll We" | 115 DDDDD'i Answer: [ I ("E W I s the base. INCORRECT Your Answer: Correct 6*e^(In (0.1)*x)