This is a preview. Log in through your library . Journal Information Ecology publishes articles that report on the basic elements of ecological research. Emphasis is placed on concise, clear articles ...

For tips on how to do this, look at Factorising quadratics and Factorisation of further quadratics in this guide. For (\({x}\) + 2)(\({x}\) + 7) to equal 0 either the first or second bracket must be ...

Proceedings of the Royal Society of London. Series A, Mathematical and Physical Sciences, Vol. 224, No. 1157 (Jun. 22, 1954), pp. 141-160 (20 pages) In this paper is developed a general method of ...