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The Advanced Encryption Standard (AES) uses substitutions created as inverses mod the irreducible polynomial m(x) = x8+x4+x3+x+1. What is the substitution (inverse) of 11110000 in

The Advanced Encryption Standard (AES) uses substitutions created as inverses mod the irreducible polynomial m(x) = x8+x4+x3+x+1. What is the substitution (inverse) of 11110000 in this GF(28). Use at least 8 bits for each of the following responses
A2= A3= B2= B3= Q= B2= B3= Q= B2= B3= Q= B2= B3= The inverse is

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