Verifies formula for the dot product of 2D vectors expressed in terms of i and j and shows simple example.

The Dot Product of 2d Vectors (Part 2) (MathsCasts)

These MathsCasts were produced by the mathematics support centres at Swinburne University, the University of Limerick and Loughborough University. They were part of a collaborative research project to develop high quality resources and investigate the effectiveness of MathsCasts to support mathematics learning. The full set of resources are available at http://commons.swin.edu.au/s/mathscasts MathsCasts are licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License

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The Dot Product of 2d Vectors (Part 2) (MathsCasts)

The Dot Product of 2d Vectors (Part 2) (MathsCasts)