 | Algebra - 1838 - 372 pages
...the sum of the n first terms of the progression of uneven numbers 1, 3, 5, 7, 9 . . . Ans. S=n2. 10. One hundred stones being placed on the ground, in a straight line, at the distance of 2 yards from each other, how far will a person travel, who shall bring them one by... | |
 | Charles Davies - Algebra - 1839 - 264 pages
...sum of the n first terms of the progression of uneven numbers 1, 3, 5, 7, 9 ... Ans. S — n2. 10. One hundred stones being placed on the ground in a straight line, at the distance of 2 yards from each other, how far will a person travel who shall bring them one by one... | |
 | Charles Davies - Algebra - 1842 - 284 pages
...the sum of the n first terms of the progression of uneven numbers 1, 3, 5, 7, 9 ... Ans. S=n2. 13. One hundred stones being placed on the ground in a straight line, at the distance of 2 yards from each other, how far will a person travel who shall bring them one by one... | |
 | Charles Davies - Algebra - 1842 - 368 pages
...sum of the n first terms of the progression of uneven numbers 1, 3, 5, 7, 9 . . . Ans. S=n 3 . 10. One hundred stones being placed on the ground, in a straight line, at the distance of 2 yards from each other, how far will a person travel, who shall bring them one by... | |
 | George Roberts Perkins - Algebra - 1842 - 370 pages
...? In this example we take formula 13. I— a n=— r-+l; a which in this present case becomes s 3. One hundred stones being placed on the ground in a straight line, at the distance of 2 yards from each other, how far will a person travel who shall bring them one by one... | |
 | Admiralty - 1845 - 152 pages
...arithmetical progression, that their sum may be 16, and the sum of tlieir squares 84. Ans. l, 3, 5, 7. 15. One hundred stones being placed on the ground in a...at a distance of 2 yards from each other ; how far must a person go to put them one by one into a basket, which is placed 2 yards from the first stone... | |
 | Charles Davies - Algebra - 1845 - 382 pages
...the sum of the n first terms of the progression of uneven numbers 1, 3, 5, 7, 9 ... Ans. S = n2. 10. One hundred stones being placed on the ground, in a straight line, at the distance of 2 yards from each other, how far will a person travel, who shall bring them one by... | |
 | Elias Loomis - Algebra - 1846 - 380 pages
...£. Ex. 10. Find the sum of the even numbers 2, 4, 6, 8, &c., up to n terms. Ans. ra(re+ 1). Ex. 11. One hundred stones being placed on the ground in a straight line, at the distance of two yards from each other; how far will a person travel who shall bring them one by... | |
 | Elias Loomis - Algebra - 1846 - 376 pages
...A Ex. 10. Find the sum of the even numbers 2, 4, 6, 8, &c., up to n terms. Ans'. n(n + l). Ex. 11. One hundred stones being placed on the ground in a straight line, at the distance of two yards from each other; how far will a person travel who shall bring them one by... | |
 | Charles William Hackley - Algebra - 1846 - 542 pages
...the common difference j, and the number of terms 21 ; required the sum of the series. Ans. 140. (7) One hundred stones being placed on the ground in a straight line, at the distance of 2 yards from each other ; how far will a person travel who shall bring them one by... | |
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One hundred stones being placed on the ground in a straight line, at the distance of 2 yards from each other, how far will a person travel who shall bring them one by one to a basket, placed at 2 yards from the first stone ? Ans. 
