Key to Robinson's New Elementary Algebra: For Teachers and Private Learners

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Ivison, Blakeman, Taylor & Company, 1877 - Algebra
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Page 227 - ROBINSON'S PROGRESSIVE COURSE OF MATHEMATICS, being the most complete and scientific course of Mathematical Text-books published, is more extensively used in the Schools and Educational Institutions of the United States than any competing series. In its preparation two objects were kept constantly in view : First, to furnish a full and complete Series of Text-Books, which should be sufficient to give the pupil a thorough and practical business education ; Second, to secure that intellectual culture...
Page 228 - THE EDUCATIONAL REPORTER— Full of interesting and valuable Educational information, is published three times a year, bearing date respectively January, May and September, and will be sent to teachers and educationists, without charge, on application. Ivison, Blakeman, Taylor & Co., EDUCATIONAL PUBLISHERS, 138 & 140 GRAND ST., NEW YORK. 133 & 135 STATE ST., CHICAGO.
Page 228 - Elementary Algebra: a clear and practical Treatise adapted to the comprehension of beginners in the Science. The introductory chapter is designed to give the pupil a correct comprehension of the utility of symbols, and of the identity and chain of connection between Arithmetic and Algebra, leading him by easy and successive steps, from the study of written arithmetic to the study of mental and written algebra.
Page 228 - ... the comprehension of beginners in the science. The introductory chapter is designed to give the pupil a correct comprehension of the utility of symbols, and of the identity and chain of connection between Arithmetic and Algebra, leading him by easy and successive steps, from the study of written arithmetic to the study of mental and written algebra, In style, arrangement and typography. In clear and concise operations and analyses of rules and -principles, in number, variety and adaptation of...
Page 227 - All the improvements of the best modern Text-Books, as well as many -new and original methods, and practical operations not found in other similar works, have been incorporated into these books, and no labor or expense has been spared to give to the public a clear, scientific, comprehensive and complete system, not incumbered with unnecessary theories, but combining and systematizing real improvements of a practical and useful kind.
Page 227 - Robinson's is justly pronounced superior to all other mathematical series. In conforming to the legal standard, and to the law of usage in the use of table forms and applications. In philosophical and scientific arrangement In conciseness of rules, brevity and accuracy of definitions. In number and variety of practical examples.
Page 227 - to furnish a full and complete Series of Text-Books, which should be sufficient to give the pupil a thorough and practical business Education ; Second, to secure that intellectual culture without which the mere acquisition of book knowledge is almost worthless. All the improvements of the best modern Text-Books, as well as many...
Page 227 - In nrw, original, and improved methods of operations. In adaptation to the various grades of scholarship in all our Schools. In unity of plan, and in clearness and perspicuity of style. In scientific accuracy, combined with practical utility.
Page 109 - The CUBE ROOT of a number is one of three equal factors of the number. To extract the cube root of a number is to find a factor which multiplied into itself twice, will produce the given number.
Page 228 - It contains but little theory, but numerous easy and practical examples. Robinson's Progressive Practical Arithmetic. This work covers the whole ground of practical Arithmetic, and furnishes to the pupil unsurpassed facilities lor acquiring a thorough knowledge of the science of Arithmetic in all its applications.

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