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Published online by Cambridge University Press:  01 August 2016

Nick MacKinnon
Affiliation:
Blundell’s School, Tiverton, Devon EX16 4DN
Nick Lord
Affiliation:
Tonbridge School, Tonbridge, Kent

Extract

The aim of this short article is to produce a sequence of real numbers x1, x2, x3, … with the property that, for each n,

x1 + x2 + … + xn = x1x2 = xn.

This turns out to be an interesting classroom exercise involving simple equations and iteration.

Type
Research Article
Copyright
Copyright © Mathematical Association 1986

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