Metadata
Author: QED
Data
Bulgarian[bg]
Сложете 4 за х тук и виждате, че те и двете отговарят тук.
Czech[cs]
Pak za x dosaďte 4 a zjistíte, že oboje vychází.
English[en]
Put in 4 for x here and you see that they both work here.
Korean[ko]
4 도 대입해 보죠 두 답 모두 항등식이 성립되는게 보입니다
Norwegian[nb]
Sett inn 4 for x her og du ser at de begge fungere.
Polish[pl]
Podstawcie też 4. Jedno i drugie pasuje.