Temps restant :
Score :
Questions 1
Choisir l'équation qui correspond au schéma
H = S1 . S2
H = Š
H = S1 + S2
H = S1 + S2
H = S
H = Š
H = S1 + S2
H = S
H = S1 . S2
H = S1 . S2
H = Š
H = S1 + S2