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The why of algebra : Why all the letters in Algebra?

Sal Khan

Abstract

Videos exploring why algebra was developed and how it helps us explain our world. Source: Khan Academy (www.khanacademy.org), used under the Creative Commons Attribution-NonCommercial-ShareAlike (CC BY-NC-SA) license. All Khan Academy content is available for free at www.khanacademy.org. Khan Academy does not endorse the World Public Library.

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