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Integrala
Added Aug 1, 2010 by cbpro in Mathematics

Integration is an important concept in mathematics and, together with differentiation, is one of the two main operations in calculus. Given a function Æ? of a real variable x and an interval [a, b] of the real line, the definite integral is defined informally to be the net signed area of the region in the xy-plane bounded by the graph of Æ?, the x-axis, and the vertical lines x = a and x = b.

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