| John H. Harney - 1840 - 298 σελίδες
...— a (r — l)s = ar5 — a ar5 — a Multiply the last term of the series by the ratio ; from that product subtract the first term, and divide the remainder by the ratio, less one. The result will be equal to the sum of the series. 10 Find the sum of 5 terms of the series 60,... | |
| Roswell Chamberlain Smith - 1841 - 324 σελίδες
...when the extremes and ratio are given, to find the sum of the aeries, we have the following RULE. 21. Multiply the last term by the ratio, from the product...the remainder by the ratio, less 1 ; the quotient irill be the sum of the series required. 22. If the extremes be 5 and 6,400, and the ratio 6, what... | |
| John M'Nevin - 1841 - 300 σελίδες
...decreases. CASE I. 2. Multiply the product by the first term, and the result will be the last term. 3. Multiply the last term by the ratio; from the product...term, and divide the remainder by the ratio less 1, for the sum of the series. 1. If I buy 16 cords of wood, and agree to pay 2 cents for the first, 4... | |
| John M'Nevin - 1841 - 300 σελίδες
...of terms given. 2. Multiply the product by the first term, and the result will be the last term. 3. Multiply the last term by the ratio; from the product...term, and divide the remainder by the ratio less 1, for the sum of the series. 1 . If I buy 1 6 cords of wood, and agree to pay 2 cents for the first,... | |
| Roswell Chamberlain Smith - 1842 - 320 σελίδες
...the extremes and ratio are given, to find the sum of the series, we have the following RULE. 2 1 . Multiply the last term by the ratio, from the product...the quotient will be the sum of the series required. 22. If the extremes be 5 and 6,400, and the ratio 6, what is the whole amount of the series ? 6 4 0... | |
| Roswell Chamberlain Smith - 1843 - 310 σελίδες
.....- .- >• . • :•••••": •> RULE. _ ........ ' ., • f, g 1'iir1:' ' • • • » J Multiply the last term by the ratio, from the product...be the sum of the series required. . . , 9. If the extreme! be 5 and 6400, and the ratio 6, what is the whole amount ofthe series? r . •- ..... . .... | |
| Roswell Chamberlain Smith - 1843 - 320 σελίδες
...when the extremes and ratio are given, to find the sum of the series, we have the following RULE. 21. Multiply the last term by the ratio, from the product...the quotient will be the sum of the series required. 22. If the extremes be 5 and 6,400, and the ratio 6, what is the whole amount of the series ? 6400x6-5... | |
| Roswell Chamberlain Smith - 1843 - 318 σελίδες
...Hence, When the Extremes and Ratio are given, to ßnd th¡ Sum of the Series, we have the following easy RULE. Multiply the last term by the ratio, from the...less 1 ; the quotient will be the sum of the series requirnd. 9. If tho extremes he 5 and 6400, and the ratio 6, what is the whole amount ef tho scries?... | |
| Roswell Chamberlain Smith - 1843 - 306 σελίδες
...we have the following easy RULE. Multiply the la?t term by the ratio, from the product subtract tho first term, and divide the remainder by the ratio,...sum of the series required. 9. If the extremes be 5 ami 6100, and the ratio 6, what is the whole amount of tho series? TO. A aura of money is to be divided... | |
| Nathan Daboll - 1843 - 254 σελίδες
...first term, the last term, (or the extremes,) and the ratio given, to find the sum of the series. BULB. Multiply the last term by the ratio ; from the product...term, and divide the remainder by the ratio, less 1, and the quotient will be the sum of all the terms. EXAMPLES. 1 . A man bought 6 yards of cloth, giving... | |
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