proof of the formula a plus b whole square | (a + b)^2 = a^2 + 2ab + b^2 | # Shorts

preview_player
Показать описание
This video proves and explains the formula a plus b whole square: (a + b)^2 = a^2 + 2ab + b^2 by the concept of area of a square.
Рекомендации по теме