대수학 代數學 에서 처음 단계 책. The Book of The First Steps in Algebra, by G. A. Wentworth
대수학 代數學, algebra 이란, . 대수학은 수 대신에 x,y,z 등의 문자를 사용하여 방정식의 풀이 방법이나 대수적 구조를 연구하는 학문입니다. 이책은 아주 초기단계의 책으로 목차및 본문의 연습문제를 통해서 문제를 접하면 됨니다.
THE FIRST STEPS IN ALGEBRA. BY
G. A. WENTWORTH, A.M.
AUTHOR OF A SERIES OF TEXT-BOOKS IN MATHEMATICS.
BOSTON, U.S.A.:
PUBLISHED BY GINN & COMPANY.
1904.

대수학 代數學 에서 처음 단계 책. The Book of The First Steps in Algebra, by G. A. Wentworth
CONTENTS.
Chapter Page
I. Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
II. Simple Equations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
III. Positive and Negative Numbers. . . . . . . . . . . . 42
IV. Addition and Subtraction.. . . . . . . . . . . . . . . . . . 58
V. Multiplication and Division.. . . . . . . . . . . . . . . . 67
VI. Special Rules in Multiplication and
Division. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
VII. Factors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
VIII. Common Factors and Multiples. . . . . . . . . . . 110
IX. Fractions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
X. Fractional Equations.. . . . . . . . . . . . . . . . . . . . . .136
XI. Simultaneous Equations of the First
Degree. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
XII. Quadratic Equations.. . . . . . . . . . . . . . . . . . . . . . .175
XIII. Arithmetical Progression.. . . . . . . . . . . . . . . . .189
XIV. Geometrical Progression. . . . . . . . . . . . . . . . . . 197
XV. Square and Cube Roots. . . . . . . . . . . . . . . . . . . . 203
Answers.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .221