👤

U = (3^2011 +4^2011)

Răspuns :

   u(3²⁰¹¹ + 4²⁰¹¹) = ...                       2011:4=502 (rest 3) si 2011:2=1005 (rest 1)
= u(⁴ˣ⁵⁰²⁺³) + u(42ˣ¹⁰⁰⁵⁺¹) =
= u(7+4) = u(11) = 1.