The meaning of the prefixes is the same (negation the adverb), but they are still different prefixes.. Jul 12, 2018prefixes in-, im-, ir-, il- are all forms of the same thing, which to use depends on the beginning of the following word. Jul 4, 2018the expression "i'm in" or "count me in" mean that you wish to be included in a proposed activity.
"i'm going to the bar. Anyone else coming?" "count me in!" i believe the. Mar 5, 2018according to the cambridge dictionary, on it means informally doing something that needs to be done, or trying to solve a problem.
In my experience it doesn't imply one or the other.
