A linear sequence goes from one term to the next by always adding (or subtracting) the same value. The number added (or subtracted) at each stage of the linear sequence is called the common difference ...
Wake up with a smile, plus the news, sport, travel and weather you need to start the day. Your chance to showcase your talent on the BBC.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback