Elementary Algebra (Classic Reprint)

Excerpt from Elementary Algebra

The subject-matter of this text follows the require ments of the College Entrance Examination Board both as to subjects treated as well as to those omitted, but especial emphasis is placed upon those principles Which are the tools of more advanced work in mathematics. The philosophy per 83 of algebra and all algebraic puz zles are therefore omitted, to give place to a logical dis cussion, simply told, of the fundamental principles. The scheme of the Whole text is to illustrate the meaning of a principle by carefully selected exercises; every prin ciple is followed by such a group of examples as Will exact a mastery of the principle involved before another topic is taken up. The examples are expressly prepared to illustrate various principles treated in the text. Nearly a thousand of these examples are taken from the most recent college entrance papers.

The attention of teachers is especially invited to the use of Giraphical Methods throughout the book, the ih troduction of the Negative Number, the treatment of the Graphs of Equations, the introduction of Equations used in Physics, and the insertion of problems from Physics in Ratio and in Variation, and to the treatment of the Progressions and of Permutations and Combinations.

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