← Suites logiquesMoyen
Quel élément complète la suite ?
7-89-1011?
Choisis ta réponse
Explication
Magnitude increases arithmetically while sign alternates +, -, +, -. Next magnitude is 12 and sign alternates, so next term is -12.
Choisis ta réponse
Magnitude increases arithmetically while sign alternates +, -, +, -. Next magnitude is 12 and sign alternates, so next term is -12.