I 2,4,6,8, &c. is an ascending arithmetical series : o ( 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 aro called the extremes.* PROBLEM... Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain ... - Σελίδα 176των Nathan Daboll - 1831 - 240 σελίδεςΠλήρης προβολή - Σχετικά με αυτό το βιβλίο
| Daniel Parker - 1828 - 358 σελίδες
...difference 5. The sum of all the terms. Any three of the foregoing being given, the other two may be found. PROBLEM I. The first term, the last term, and the number of terms being given, to find the stun of all the terms. RULE. Multiply the sum of the extremes by the... | |
| Nathan Daboll - 1829 - 252 σελίδες
...form the series, are callei' the tenr^s of the progression ; the first and last terms of which tu"i called the extremes.* PROBLEM I. The first term, the last term, and the number of tenni being given, to find the sum of nil the terms. * A scries in progression include" five po-ts,... | |
| William Kinne - 1829 - 246 σελίδες
...the 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 the five following terms being given, the other two may readily be found. ad'.' Se fastS... | |
| Nathan Daboll - 1829 - 268 σελίδες
...in Arithmetical Progression. o S 2, 4, 6, S, &c. is an ascending arithmetical series : (8,6, 4> 2, &c. is a descending arithmetical series: The numbers which form the series, are cilled the terms of the progression ; the first and last terms of which are called the extremes." PROBLEM... | |
| Roswell Chamberlain Smith - 1829 - 284 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... | |
| Daniel Adams - 1830 - 294 σελίδες
...of the common difference, they form a descending series. 3, 5, 7, 9, 11, 13, 15, &c. is an ascending 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... | |
| Daniel Adams - 1830 - 268 σελίδες
...5, 7, 9, 11, 13, 15, &c. is an ascending serie*. Anus, £ 15i 13, lti 9, 7, 5, 3) &c ;sa descending series. The numbers which form the series are called the terms of the series. The fast and last terms are the extremes, and the other terms are called the means. There are... | |
| William Ruger - 1832 - 282 σελίδες
...rp, C 2, 4, 6, 8, 10, 12, &c. is an ascending series. nus, £ 12, 10, 8, g, 4, 2, &c ls a desccn(jing series. The numbers which form the series are called the TERMS of tlirprogression. The FIRST and LAST terms are the EXTREMES, aad the other terms are called the MEANS.... | |
| Charles Davies - 1833 - 284 σελίδες
...20, 23, is an ascending series. 23,20,17,14,11, 8, 5, 2. is a descending aeries. The several numbers are called the terms of the progression : the first and last terms are called the •extremes, and the intermediate terms are called the means. $ 224- In every arithmetical... | |
| George Alfred - 1834 - 336 σελίδες
...series. ,,,, ( 2 4 6 8 10 12 &.C. is an ascending series. "l!SI 12 10 8 6 4 2 Sfc. is a descending series. The numbers which form the series are called the terms of theprogression. The first and last terms are extremes, and the other terms are called the 1111:11 us.... | |
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