Key learning points

1. An arithmetic sequence can be generated using an n^th term rule..
2. The term numbers and terms of a sequence can be converted onto coordinates.
3. These coordinates will lie on a straight line when plotted.
4. Often the rule will be written using a pair of variables.
5. The points can be generated and plotted in the same way as with a sequence.

Keywords

• Arithmetic (linear) sequence - A sequence where the difference between successive terms is a constant.

Common misconception