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(a+b)³ = a³ + b³ + 3a²b + 3ab²

60,722 views • 4 months ago •via X (Twitter)

5 Comments

even constant's profile picture
even constant4 months ago

Use Pascal's triangle for binomials.

The Math Flow's profile picture
The Math Flow4 months ago

Yes, great use case for the coefficients of such identities.

even constant's profile picture
even constant4 months ago

1 (a+b)^1 1 2 1 (a+b)^2 1 3 3 1 (a+b)^3 1 4 6 4 1 (a+b)^4 1 5 10 10 5 1... (a+b)^5

The Math Flow's profile picture
The Math Flow4 months ago

Exactly, that's how it works. :)

equant's profile picture
equant4 months ago

@Julie_en_France autour des açores, il n'y a pas d'autour 🕊️, mais autour de Jászság 🇭🇺, il y a une multitude de villages commençant par vos initiales 🍷 Dans le monde hispanophone, jajaja est synonyme de ahahah 😄

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