...Algebraic Method of Notation. 1. Quantities whose values are known or determined, are generally expressed by the first letters of the Alphabet, a, b, c, d, &c. ; and unknown or undetermined quantities are commonly represented by the last letters of the Alphabet, x,...

...or negative. — Known Quantities are those which are given or admitted as known, which are usually represented by the first letters of the alphabet, a, b, c, d, e, fyc. — Unknown Quantities are those, the values of which not being known are to be sought for...

...such quantities and their relations, is called Algebra. Known or determined quantities are usually represented by the first letters of the alphabet, a, b, c, d, &c. and unknown or undetermined quantities, by the last, y, x, w, &c. The following signs are made use of to...

...affected with the sign — (minus) prefixed or supposed. QUANTITIES (given.) In Algebra, these are denoted by the first letters of the alphabet, a, b, c, d, &c. ; the quantities sought by the last letters, z, y, x, &c. QUANTITY. In Grammar, this denotes the measure...

...specified to such as are given or known. And, with a view to a more complete distinction, known or given quantities are represented by the first letters of the alphabet, a, b, c, d, &c. ; and those which are unknown by the last, at, y, ss, &c. 3. To express the relations which quantities bear...

...is necessary to represent the known quantities by letters, as well as the unknown ones. The former are represented by the first letters of the alphabet, a, b, c, &c. and the unknown ones by the last letters, x, y, z, &c. The question is translated into equations,...

...be made less or greater. Constants, as such quantities may briefly be called, are denoted generally by the first letters of the alphabet, a, b, c, d, &c. A definite quantity is a GIVEN VALUE of a quantity essentially variable. Definite quantities are denoted...

...may be necessary to establish the relations which exist between them. 2. Represent the known lines by the first letters of the alphabet, a, b, c, d, &c. ; and the required lines by x, y, z, &c. 3. Consider the geometrical relations which exist between the known...

...supposed to increase or decrease at a uniform rate. The former are called Constant Quantities, and are represented by the first letters of the alphabet, a, b, c, Sac. ; the latter are called Variable Quantities, and are represented by the last letters x, y, z....

...such quantities and their relations, is called ALGEBRA. Known or determined quantities are usually represented by the first letters of the alphabet a, b, c, d, &c. and unknown or undetermined quantities by the last y, ae, w, &c. The following signs are made use of to...