| Jeremiah Day - Algebra - 1820 - 332 pages
...is 15, and the sum of the two last is 60. What are the numbers ? Let the series be x, xy, xy3, xys ; **and the numbers will be found to be 5, 10, 20, and...progression ; and the first had 90 dollars more than** the last. How much had each ? Prob. 6. There are three numbers in geometrical progression, the greatest... | |
| Miles Bland - Geometry - 1821 - 438 pages
...- ; Л у = 2, or -- , which last does not answer the conditions ; 2 (x \7x - + *+2* = JT = 35; 18. **There are three numbers in geometrical progression, the greatest of which exceeds the least by 15.** Also the difference of the squares of the greatest and least is to the sum of the squares of all the... | |
| Miles Bland - Algebra - 1824 - 383 pages
...-, which last does not answer the conditions; . .'. x = 10, and the numbers are 5, 10, and 20. 18. **There are three numbers in geometrical progression, the greatest of which exceeds the least by 15.** Also the difference of the squares of the greatest and least is to the sum of the squares of all the... | |
| Jeremiah Day - Algebra - 1827 - 332 pages
...60. What are the numbers ? Let the series be x, xy, xy3, xy3 ? and the numbers will be found to be 6, **10, 20, and 40. Prob. 5. A gentleman divided 210 dollars...progression ; and the first had 90 dollars more than** the last. How much had each ? Prob. 6. There are three numbers in geometrical progression, the greatest... | |
| William Smyth - Algebra - 1830 - 264 pages
...form ax = b, in which the exponent is the unknown quantity. EXAMPLES IN PROGRESSION BY QUOTIENT. 1. **There are three numbers in geometrical progression, the greatest of which exceeds the least by 15.** Also the difference of the squares of the greatest and least is to the sum of the squares of all the... | |
| Jeremiah Day - Algebra - 1831 - 332 pages
...first is 15, and the sum of the two last is 60. What are the numbers ? Let the series be x, ay, xif, **xy 3 ; and the numbers will be found to be 5, 10,...progression ; and the first had 90 dollars more than** the last. How much had each 1 jZ,Cl< $0, 40» Prob. 6. There are three numbers in geometrical progression,... | |
| Jeremiah Day - Algebra - 1831 - 332 pages
...1 5, and the sum of the two last is 60. What are the numbers 1 Let the series be x, xy, xy1, xy3 ; **and the numbers will be found to be 5, 10, 20, and** 46. Prob. 5. A gentleman divided 210 dollars among three servants, in such a manner, that their portions... | |
| Jeremiah Day - Algebra - 1832 - 332 pages
...1 5, and the sum of the two last is 60. What are the numbers 1 Let the series be x, xy, xy*, xy3 ; **and the numbers will be found to be 5, 10, 20, and...Prob. 5. A gentleman divided 210 dollars among three** sen-ants, in such a manner, that their portions were in geometrical progression ; and the first had... | |
| Jeremiah Day - Algebra - 1841 - 332 pages
...is 15, and the sum of the two last is 60. What are the numbers 1 Let the series be x, xy, xy\ xy3 ; **and the numbers will be found to be 5, 10, 20, and...progression, the greatest of which exceeds the least by** 1 5 ; and the difference of the squares of the greatest and the least, is to the sum of the squares... | |
| Jeremiah Day - Algebra - 1841 - 332 pages
...is 15, and the sum of the two last is 60. What are the numbers ? Let the series be x, ay, ay*, ay3 ; **and the numbers will be found to be 5, 10, 20, and...progression ; and the first had 90 dollars more than** the last. How much had each 1 Prob. 6. There are three numbers in geometrical progression, the greatest... | |
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