Première Spé Maths - Second degré- signe d'un trinôme- x²+4x+4

Whole-channel inclusion: Hans Amble - Maths au Lycée is an honest teaching channel (title sample + 3 transcripts read: All three samples lack transcripts, so the whole-channel verdict from the title sample stands as the deciding factor.); this title passed a strict title check (sonnet) after a labelling pass.

A 4-minute video from Hans Amble - Maths au Lycée: “Première Spé Maths - Second degré- signe d'un trinôme- x²+4x+4”.

Video by Hans Amble - Maths au Lycée, played through YouTube's embedded player.