This video forms part of the OLICO Youth Mathematics programme, which can be found at www.learn.olico.org.
Lesson code: L1 TT2
Website: olico.org
Facebook: www.facebook.com/olicoyouth
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This video is published under the Creative Commons Attribution-NonCommercial 3.0 Unported License (CC BY-NC) and you are free to use it for non-commercial purposes.
