Question

Comparare 3 la puterea 27. 9 la puterea 13

Answer 1

$9^{13}=(3^{2})^{13}=3^{13*2}=3^{26}$
Avem sccesiv: 27>26⇔$3^{27}\ \textgreater \ 3^{26}$⇔>$3^{27}\ \textgreater \ 9^{13}$

Answer 2

$3^2^7;9^1^3 \\ 9^1^3=(3^2)^1^3=3^2^6 \\ 3^2^7\ \textgreater \ 3^2^6 \Rightarrow 3^2^6\ \textgreater \ 9^1^3$