4.5. Multiplication in GF(24): Compute A(x)B(x) mod P(x) in GF(24) using the irreducible polynomial P(x) = x4 + x + 1. What is the influence of the choice of the reduction polynomial on the computation?

1. A(x)=x2+1,B(x)=x3+x2+1 2. A(x) = x2 + 1, B(x) = x + 1