Ex 6 pls rapid
.................,.,.,.,.,.,..,.,

[tex]x=125^{11}=(5^{3})^{11}=5^{3*11}=5^{33}[/tex]
[tex]y=25^{15}=(5^{2})^{15}=5^{2*15}=5^{30}[/tex]
[tex]=> x>y[/tex]
Am adus puterile la aceeasi baza (adica 5).