2010014805

Level: 
Project ID: 
2010014805
Source Problem: 
Accepted: 
0
Clonable: 
1
Easy: 
0
Choose the function that describes the dependence of a cube surface \( S \) on the length of its space diagonal \( u \).
\( S=2u^2;\ u\in(0;\infty) \)
\( S=6u^2;\ u\in(0;\infty) \)
\( S=3u^2;\ u\in(0;\infty) \)
\( S=18u^2;\ u\in(0;\infty) \)