comparati 16 la puterea 7 si 8 la puterea 9


Răspuns :

[tex] 16^{7} $ 8^{9} \\
(2^{4})^{7}$ (2^{3})^{9}\\
2^{28}$ 2^{27}\\2^{28}> 2^{27}\\Deci\\16^{7} > 8^{9} [/tex]