Răspuns: [tex]\boxed{8^{25} < 4^{38}}[/tex]
Explicație pas cu pas:
[tex]4^{38} = (2^{2})^{38}= 2^{2\cdot38} = \boxed{2^{76}}[/tex] [tex]\it~[/tex]
[tex]8^{25} = (2^{3})^{25}= 2^{3\cdot25} = \boxed{2^{75}}[/tex]
[tex]2^{75} < 2^{76} \longrightarrow \boxed{8^{25} < 4^{38}}[/tex]
