Marinada '25

[lang=hr] Nađi $C$ ako znaš da vrijedi $F=A+B$, $G=B+C$, $H=C+D$,... \includegraphics{Snimkazaslona2025-09-25182520.png} [/lang] [lang=en] Find $C$ such that all the equalities $F=A+B$, $G=B+C$, $H=C+D$,... are satisfied \includegraphics{Snimkazaslona2025-09-25182520.png} [/lang]