| Jeremiah Day - 1820 - 352 σελίδες
...progression is 1 5 ; and the sum of the square? of the two extremes is 58. VJ'hat are the numbers ? Prob. 4. There are four numbers in arithmetical progression : the sum of the squares ©f the two first is 34 ; and the sum of the squares of the two last is 130. What are the numbers ?... | |
| Miles Bland - 1821 - 898 σελίδες
...progression, whose sum is 23 ; and their continual product is 5S5. Required the numbers. Ans. l, 5, 9, 13. 1C. There are four numbers in arithmetical progression;...the third and fourth is 130. Required the numbers. Am. 3, 5, 7, 9. 17. The sum of £700 was divided among four persons, whose shares were in geometrical... | |
| James Ryan, Robert Adrain - 1824 - 542 σελίδες
...sum is 28 ; and their continued product is 585. Required the numbers ? Ans. 1, 5, 9, 13. Prob. 16. There are four numbers in arithmetical progression...propositions. 496. Any quantity which from positive becomes wegative, and reciprocally, passes through zero, or infinity. in fact, in order that m, which is supposed... | |
| Miles Bland - 1824 - 404 σελίδες
...progression, whose sum is 28; and their continual product is 585. Required the numbers. Ans. 1, 5, 9, 13. 16. There are four numbers in arithmetical progression;...fourth is 130. Required the numbers. Ans. 3, 5, 7, 9. 17- The sum of ¿£.700 was divided among four persons, whose shares were in geometrical progression;... | |
| Jeremiah Day - 1827 - 352 σελίδες
...progression is 15; and the sum of the squares of the two extremes is 58. What are the numbers? • Prob. 4. There are four numbers in arithmetical progression : the sum of the squares of the two first is 34 ; and the sum of the squares of the two last is 130. What are the numbers ? Ans. 3,... | |
| John Darby (teacher of mathematics.) - 1829 - 212 σελίδες
...progression, is 56, and the sum of their squares = 864. Required the numbers. Ans. 8, 12, 16, and 20. 6. Find four numbers in arithmetical progression, the sum of the squares of the means being 400, and the sum of the squares of the extremes 464. Ans. 8, 12, 16, and 20. 7. After A,... | |
| Jeremiah Day - 1831 - 358 σελίδες
...and the sum of the squares of the two extremes is 58. What are the numbers? ^, _-'-;• tf f Prob. 4. There are four numbers in arithmetical progression : the sum of the squares of the two first is 34; and the sum of the squares of the two last is 130. What are the numbers? Ans. 3, 5,... | |
| John D. Williams - 1840 - 634 σελίδες
...; Л 4a: = 28, x=7, and also (з?— Эу4)^— y>)=585, and 9^—490^ -j- 2401= 685, ^=4. and 61. There are four numbers in arithmetical progression;...the third and fourth is 130. Required the numbers. Let x — 3y, x — у, x-\-y, and z+3y be the numbers ; then .-. =4*°+2(¥=164, and 3^=41 ; also... | |
| Horatio Nelson Robinson - 1844 - 184 σελίδες
...3d. Sum ac2 +6iy=153. Or x2 + 2*/=51. But Xs =27. 2^=24. Therefore, 1,3, and 5, are the numbers. 3. There are four numbers in arithmetical progression, the sum of the squares of the first two is 34, and the sum of the squares of the last two is 130. What are the numbers ? Ans. 3, 5, 7,... | |
| James Bates Thomson - 1844 - 272 σελίδες
...progression is 15, and the sum of the squares of the two extremes is 58 What are the numbers 1 Prob. 27. There are four numbers in arithmetical progression : the sum of the squares of the first two is 34 ; and the sum of the squares of the last two is 130. What are the numbers ] Prob. 28. A certain... | |
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