| James Bates Thomson - 1882 - 396 páginas
...less 1 ; therefore 18-i-9, or 2, is the common difference required. (Art. 764.) Hence, the RULE. — **Divide the difference of the extremes by the number of terms less 1.** FOEMULA. .-rf, = j !=« 2. The ages of 10 children form an arithmetical series ; the youngest is 3... | |
| James Bates Thomson - 1882
...1; therefore 18-5-9, or 2, is the common difference required. (Art. 764.) Hence, the RULE.—Divide **the difference of the extremes by the number of terms less 1.** 2. The age» of 10 children form an arithmetical series; the youngest is 3 yr. and the eldest 30 years;... | |
| Christian Brothers - 1888
...the difference between the first and the last term, divided by the number of terms less 1. RULE. — **To find the common difference, divide the difference of the. extremes by the number of terms less** one. W RITTE N EXERCISES. 2. If the number of terms is 30, the first term 13, and the last term 129,... | |
| Horatio Nelson Robinson - 1892 - 416 páginas
...divide the difference between 2 and 23, 21, by 8 — 1 = 7, and find the common difference 3. RULE. — **Divide the difference of the extremes by the number of terms less 1.** 2. The first term is 2, the last term is 17, and the number of terms is 6. What is the common difference... | |
| Horatio Nelson Robinson - 1892 - 416 páginas
...divide the difference between 2 and 23, 21, by 8 — 1 = 7, and find the common difference 3. RULE. — **Divide the difference of the extremes by the number of terms less 1.** 2. The first term is 2, the last term is 17, and the number of terms is 6. What is the common difference... | |
| Henry B. Maglathlin - 1894 - 360 páginas
...first term 3, we have 2 X 4, or the product of the common difference by the number of terms less one. **Hence, to find the common difference, Divide the difference of the extremes by the number of terms less** one. Also, to find the number of terms, Divide the difference of the extremes ly the common differ'... | |
| William Frothingham Bradbury - 1895 - 377 páginas
...difference divided by3(15n-3 = 5) gives one of these additions, that is the common difference. Hence, Bule. **Divide the difference of the extremes by the number of -terms less** one. 91. The extremes of an arithmetical series are 4 and 55, and the number of terms is 1 8 ; what... | |
| William Seneca Sutton - 1896
...difference is 129 — 3 = 126. The common difference is 126 -4- 42 = 3. To find the common difference : 343. **Divide the difference of the extremes by the number of terms less 1.** 4. The first term is .001 ; the last term is 1,000 ; the number of terms is 1,000,000; find the common... | |
| George Soulé - 1910 - 1002 páginas
...sum of all the common differences is equal to the difference between the first and last terms, if we **divide the difference of the extremes by the number of terms less** one, the quotient will be the common difference; hence the Formula, d = l~^\ for ascending, and d =... | |
| daniel adams - 1848
...Divide the whole number .added or subtracted, by the num ber of additions or subtractions, that is, **the difference of the extremes by the number of terms less 1, and the quotient** is the number added or subtracted at one time, or the common difference. EXAMPLES FOR PRACTICE. 2.... | |
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