ELEMENTARY ALGEBRA, WITH BRIEF NOTICES OF ITS HISTORY. SECTION I OF ALGEBRA. BY ROBERT POTTS, M.A., TRINITY COLLEGE, CAMBRIDGE, HON. LL.D. WILLIAM AND MARY COLLEGE, VA., U.S. LONDON: SECTION VII. Simple Equations, pp. 48 ... SECTION VIII. Quadratic Equations, pp. 68..... .6d. ..6d. .6d. Ratio, Proportion and Variation, pp. 48..6d. ....6d. SECTION XII. Cubic and Biquadratic Equations, pp. 66..6d. Each Section of the Algebra may be purchased separately; |