Question

Cat este ln din e la puterea 3

Answer 1

   
[tex]\displaystyle\\ \text{Folosim formulele: }\\ \log_a b^c = c\cdot \log_a b\\ log_a a = 1\\\\ \text{Rezolvare:}\\\\ \ln~e^3 =3\cdot \ln e = 3\cdot 1 = \boxed{\bf 3}~~~~~~\text{deoarece: }~\ln_e = \log_e e = 1}[/tex]