# Cramer's rule, explained geometrically | Essence of linear algebra, chapter 12

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3Blue1Brown

Shared March 16, 2019

This rule seems random to many students, but it has a beautiful reason for being true.
Brought to you by you: http://3b1b.co/cramer-thanks
Full series: http://3b1b.co/eola

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Music by Vincent Rubinetti.
https://vincerubinetti.bandcamp.com/a...

Stream the music on Spotify:
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