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... 5, 7, 9, 11, 13, 15, &c. is an ascending series. ( 15, 13, 11, 9, 7, 5, 3, &c. is a descending series. The numbers which form the series are called the terms of the series. The first and last terms are the extremes, and the other terms are called...
The North American Arithmetic: for advanced scholars. Part third - Σελίδα 184
των Frederick Emerson - 1834 - 288 σελίδες
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## Mathematics: Compiled from the Best Authors and Intended to be the ..., Τόμος 1

1801
...numbers increase they form an ascending series ; but when they decrease, they form a descending series. The numbers, which form the series, are called the terms of the progression. Any three of ehe fivt following terms being giveif, the Other two may be readily found....

## Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1810 - 180 σελίδες
...serios. -•n, t 3, "3, 7, 9. 11,13, 15, &c. is an owiinrft -hUSi U3. 13, II ,9. 7, 3, 3,4c. bz dtxcendi The numbers which form the series are called the terms of the series. The Jtrst and latt terms aru tlie extremes, and the oilier terms are called the meana. There are five things...

## Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain ...

Nathan Daboll - 1815 - 240 σελίδες
...&c. is an ascending arithmetical series : r ^ 8, 6, 4, 2, &c. is a descending arithmetical series : The. numbers which form the series, are called the •terms of the progression ; the first and last terms of which are culled the extremes.* PROBLEM I. The first term,...

## Logarithmick Arithmetick: Containing a New and Correct Table of Logarithms ...

1818 - 251 σελίδες
...PROGRESSION. Thus J-lSilS.u? Ascending series. 14.12.10.8.6 &C. ? n 7. 6. 5.4.3 Sec. \$ pesoiding series. The numbers which form the series, are called the TERMS of the progression ; the first and last terms of which are called the EXTREMES. Any three of the five following...

## Daboll's Schoolmaster's Assistant: Improved and Enlarged. Being a Plain ...

Nathan Daboll - 1818 - 240 σελίδες
...&c. is an ascending arithmetical series : ,, ( 8, 6, 4, 2, &c. is a descending arithmetical series * The numbers which form the series, are called the terms of the progression ; the first and last terms of whicU are called the extremes.* PROBLEM I. The first term,...

## A New and Concise System of Arithmetick: Containing Vulgar, Decimal, and ...

Beriah Stevens - 1822 - 423 σελίδες
...the second decreasing (or descending) by the continual subtraction of seven ; and so of a ny other. The numbers which form the series are called the terms of the progression. NOTE. — The first and last terms of a progression are called the extremes, and the other...

## A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - 1822 - 532 σελίδες
...and increased every dr.y's trsi ci £ ni.';« ; How far did he travel ? 29X -'J:=341 miles, Ans. \ The numbers which form the series, are called the terms of the progression. ,V(»/e. The first and last terms of a progression are called the extremes, and the other...

## Arithmetic: In which the Principles of Operating by Numbers are Analytically ...

Daniel Adams - 1848 - 306 σελίδες
...Progression. The first of the above examples is called an ascending, the second a descending series. NOTE 1 . — The numbers which form the series are called...the terms of the series. The first and last terms are the extremes, and the other terms are called the means. There are five things in an arithmetical...

## Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1828 - 264 σελίδες
...7, 9, 11, 13, 15, &c. is an ascending series. ( 15, 13, 11, 9, 7, 5, 3, &c. is a descending series. The numbers which form the series are called the terms of the series. The first and last terms are the extremes, and the other terms are called the means. There are five things in arithmetical progression,...

## Practical and Mental Arithmetic on a New Plan: In which Mental ..., Βιβλίο 2

Roswell Chamberlain Smith - 1829 - 268 σελίδες
...descending arithmetical aeries, because it ù formed by a continual subtraction of the common difference, 2. The numbers which form the series are called the terms of the series or pro• greasion. The first and last terms are called the extremes^ and the other terms the means....