Răspunsuri

  • Utilizator Brainly
2014-03-31T09:47:13+03:00
 \dfrac{ 3^{k} * 5^{k+2}+1}{ 3^{k}* 5^{k} +1} = \dfrac{25* 15^{k}+1 }{ 15^{k}+1}
U(25* 15^{k}+1)=6; U( 15^{k}  +1)=6;
fractia se simplifica prin 2.