Elementary Algebra (Classic Reprint)

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Excerpt from Elementary Algebra In that part of mathematics known as algebra, letters are used to represent numbers or quantities; the term quantity is used to designate any number involved in a mathematical process. The use of letters or symbols, in place of the actual numbers, simplifies the solution of mathematical problems and makes the calculations easier and more rapid. The simplest use made of letters to represent numbers is in formulas. A formula may be defined as a mathematical rule expressed by signs and symbols ...

Elementary Algebra (Classic Reprint) 2015, Forgotten Books

ISBN-13: 9781440082580

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