 | Benjamin Greenleaf - 1863 - 338 pages
...quantity whatever, known or unknown. 15. KNOWN QUANTITIES, or those whose values are given, are generally represented by the first letters of the alphabet, as a, b, c. UNKNOWN QUANTITIES, or those whoso values are to be determined, are generally represented by the last... | |
 | Thomas Kimber - Mathematics - 1865 - 302 pages
...since the rules for processes in both are identical. Known numbers or magnitudes are usually denoted by the first letters of the alphabet, as A, B, C, D, and a, b, c, d, and a, ß, y, S, &c. ; and unknown quantities by other letters, as v, w, x, y, z, or... | |
 | Horatio Nelson Robinson - Algebra - 1866 - 328 pages
...are of two kinds, known and unknown. 14. Known Quantities are those whose values are given ; they are represented by the first letters of the alphabet, as a, b, c, d. 15. Unknown Quantities are those whose values are to be determined ; they are represented by the final... | |
 | Joseph Ray - Algebra - 1866 - 252 pages
...given ; Unknown Quantities, those whose values are to be determined. IT. Known quantities are generally represented by the first letters of the alphabet, as a, b, c, etc.; unknown quantities, by the last letters, as x, y, z. 18. The principal signs used in Algebra... | |
 | Joseph Ray - Algebra - 1852 - 422 pages
...letters, and signs. The letters and signs are often called symbols. ART. 6. Known quantities are generally represented by the first letters of the alphabet, as a, b, c, &c. ; and unknown quantities by the last letters, as t, v, x, y, z. ART. 7. The principal signs used... | |
 | Samuel Orchart Beeton - 1870 - 1186 pages
...o'f till sorts of quantities by nmms of general signs or characters. Known quantities are generally represented by the first letters of the alphabet, as, a, b, c, Ac, Unknown, by the last ; as, x, у, z. The sign + (plue or more) is the mark of addition. Thus, a... | |
 | Elias Loomis - Algebra - 1873 - 396 pages
...quantities — that is, quantities whose values are to be determined. Known quantities are generally represented by the first letters of the alphabet, as a, b, c, d, etc., and unknown quantities by the last letters of the alphabet, as x, y, z, u, etc. This, however,... | |
 | Horatio Nelson Robinson - Algebra - 1875 - 340 pages
...are of two kinds, known and unknown. 14. Known Quantities are those whose values are given ; they are represented by the first letters of the alphabet, as a, b, c, d. 15. Unknown Quantities are those whose values are to be determined ; they are represented by the final... | |
 | 1877 - 188 pages
...since the rules for processes in both are identical. Known numbers or magnitudes are usually denoted by the first letters of the alphabet, as A, B, C, D, and a, b, c, d, and a, ß, y, S, Sec. ; and unknown quantities by other letters, as v, w, x, y, z,... | |
 | Webster Wells - Algebra - 1879 - 468 pages
...known quantities and determined values, and the letters any quantities whatever, known or unknown. when not expressed by figures, are usually represented by the first letters of the alphabet, as а, b, c. 8. Unknown Quantities, or those -whose values are not given, are usually represented by the... | |
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Quantities, or those whose values are given, when not expressed by figures, are usually represented by the first letters of the alphabet, as a, b, c. 
