(f) (2 marks) Consider the addition of 4 bit values a3a2ajao and bb2bibo. Give a logic function bi, for the "carry-in" to the most significant bit position, using quantities gi and the "carry-in" to the least significant bit position Carrylno. a bi, pi-a 13 (f) (2 marks) Consider the addition of 4 bit values a3a2ajao and bb2bibo. Give a logic function bi, for the "carry-in" to the most significant bit position, using quantities gi and the "carry-in" to the least significant bit position Carrylno. a bi, pi-a 13