# Exercici 04.9

kill(all)$

x[n]:=((n+a)/(n+2))^(a*n+b);

L1=L1:limit(x[n], n, inf);

y[n]:=((n+b)/(n+1))^(2*n+a);

L2=L2:limit(y[n], n, inf);

eq:-(2-a)*a=2*(b-1);

solve([eq], [b]);