QCE Together Year 12 Specialist Maths: Dot Product and Angle of Vectors

Specialist Maths

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Dot Product and Angle of Vectors

This is part of the QCE Specialist Maths course under Unit 3: Mathematical induction, and further vectors, matrices and complex numbers. In this post, we look at Topic 2: Vectors and matrices and reviewing the concepts of vectors from Unit 1. Here we will define, calculate and use the scalar (dot) product and angle of two vectors.

 

The Dot Product

https://www.youtube.com/watch?v=ui-Pc7-wFko

 

How to find the dot product

 

By manipulating the dot product formula we can also find the angle between two vectors.

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