[tex] (-2)^{833} = - 2^{833} ~~~\text{deoarece exponentul este numar impar. } \\ \\
- 2^{833} = -2^{7\times119} = -(2^7)^{119} = -128^{119}\\ \\
-12^{238}=-12^{2\times 119}=-(12^2)^{119}=-144^{119} \\ \\
-128^{119} \ \textgreater \ -144^{119} ~~\text{deoarece -128} \ \textgreater \ \text{-144 si exponentii egali. }\\ \\
=\ \textgreater \ \;\;\; \boxed{(-2)^{833} \ \textgreater \ -12^{238}}[/tex]