School of Mathematics and Statistics, The University of Sydney
 3. Addition and subtraction of vectors
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Glossary
Examples
Engineering Examples
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Vectors

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>Introduction
>The parallelogram rule for addition
>The triangle rule for addition
>Adding a vector to its negative
>Subtraction of vectors
>Adding the zero vector
>The head-minus-tail rule

After reading this section, you will:

  • Appreciate that the parallelogram and triangle laws give the same result
  • Be able to draw diagrams illustrating addition and subtraction of vectors
  • Be able to use the "head minus tail" rule to subtract position vectors
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