Again the problem is: Calculate the value of: $$\left(2^{156221} - 1\right) \bmod 9$$
I have no idea how to find a solution to this and need help urgently!! Thank you in advance.
Again the problem is: Calculate the value of: $$\left(2^{156221} - 1\right) \bmod 9$$
I have no idea how to find a solution to this and need help urgently!! Thank you in advance.