 When the number of terms are odd, the middle term multiplred into itself will be equal to the two extremes, or any two means, equally distant from the mean : As 2, 4, 8, 16, 32, where 2X32=4X 16=8X8=64.  Mercantile Arith - Page 131by Michael Walsh - 1831Full view - About this book
 | Michael Walsh - Arithmetic - 1801 - 268 pages
...the fame five things are to be obferved, u in Arithmetical, viz. 1 . T-lie firft term. 2. The laft term. 3. The number of terms. 4. The equal difference or ratio. . •» $. The fum of all the terms. NOTE. As the laft term in a long feries of numbers is very tedious... | |
 | Charles Vyse - Arithmetic - 1806 - 342 pages
...'•lean or Middle Terra. r. Geometrical Progression. 135 As 3. 6. 12. 24. 48. 12X 12=6X 24=48 X 3= 144. In Geometrical Progression the same five Things are to be observed as in Arithmetical Progression, viz. 1. The first Terra. 2. The last Term. 3. The Number of Terms. 4. The Ratio. 5. The... | |
 | Michael Walsh - Arithmetic - 1807 - 290 pages
...extremes, or any two means equally distant from the mean: As 2, 4, 8, 16, 32, where 2X-32=4X 16 = 8 x 8=04. In Geometrical Progression the same five things are...The sum of all the terms. NOTE. As the last term in л long series of numbers, is very tedious to come at, by continual multiplication ; therefore, for... | |
 | Roswell Chamberlain Smith - 1814 - 300 pages
...Progression there are reckoned 5 terms, any three of which being given, the remaining two may b* found, viz. 1. The first term. 2. The last term. 3. The number of terms. 4. The common difference. 5. The sum of all the terms. Tht First Term, the Last Term, and the Number of Tema,... | |
 | Charles Vyse - Arithmetic - 1815 - 340 pages
...means equally distant from the said mean or middle term. As 3. 6. 12. 24. 48. " 12x12=6x^4=48x3 = 144. In geometrical progression the same five things are to be observed as in arithmetical progression, viz. 1. The first term. 2. The last term. 3. The number of terms. 4. The ratio. 5. The... | |
 | Michael Walsh - Arithmetic - 1816 - 288 pages
...2X32=4X16=8X8=64. In Geometrical Progression the same five things are tp be observed as in Arithmetical, viz. .]. The first term. 2. The last term. 3. The number of...difference or ratio: . , 5. The sum of all the terms. NeTE. As the last term in a long series of numbers, is very tedious te come at, by continual multiplication... | |
 | Arithmetic - 1818 - 264 pages
...EXTREMES. Any three of the five following terms being given, the oth^p two may be readily found. ' ', 1. The first term. . . 2. The last term. 3. The number of terms. 4. The comtnpn difference. 5. The sum of all the terms. PROBLEM I. The first term, the last term, and the... | |
 | Michael Walsh - Arithmetic - 1828 - 318 pages
...extremes, or any two means, equally distant from the mean : As 2, 4, 8, 16, 32, where 2X32= 4X16=8X8=64. In Geometrical Progression the same five things are...The equal difference or ratio. 5. The sum of all the term*. NOTE. As the last term in a Jong series of numbers, is тегу tedious to come at, by continual... | |
 | Michael Walsh - Arithmetic - 1828 - 312 pages
...extremes, or any two means, equally distant from the mean : As 2, 4, 8, 16, 32, where 2X32= 4X16=8X8=64. In Geometrical Progression the same five things are...first term. 2. The last term. 3. The number of terms. NOTE. Aa the last term in a long series of numbers, is very t«. dious to come at, bj continual multiplication... | |
 | Michael Walsh - Arithmetic - 1828 - 318 pages
...mean : As 2, 4, 8, 16, 32, where 2X32=s 4X16=8X8=64. In Geometrical Progression the same five thing* are to be observed, as in Arithmetical, viz. 1. The...number of terms. 4. The equal difference or ratio. NOTE. As the last term in a long aeries of numbers, is very tedious to come at, by continual multiplication... | |
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