While choosing the value of a and m (m is the no. of alphabets) in affine cipher it must be ensured that?
Posted: Wed Jul 13, 2022 7:41 pm
a) a and m are prime numbers
b) a and m are odd numbers
c) a and m are coprime
d) a and m are even numbers
b) a and m are odd numbers
c) a and m are coprime
d) a and m are even numbers