Question: In a Diffie - Hellman scheme with a common prime q = 1 1 and a primitive root = 2 : a ) If user

In a Diffie-Hellman scheme with a common prime q =11 and a primitive root =2:
a) If user A has public key YA =9, what is As private key X?
b) If user B has public key YB =3, what is the secret key K, shared with A?

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