On a practice final exam (for a Computer Security course), I am given the following equation to solve, but I have no idea how to solve it: $$324x \bmod 121 = 1.$$
Any direction?
On a practice final exam (for a Computer Security course), I am given the following equation to solve, but I have no idea how to solve it: $$324x \bmod 121 = 1.$$
Any direction?