There are four numbers in geometrical progression, the second of which is less than the fourth by 24 ; and the sum of the extremes is to the sum of the means, as 7 to 3. What are the numbers ? Ans. New School Algebra - Σελίδα 330των George Albert Wentworth - 1898 - 407 σελίδεςΠλήρης προβολή - Σχετικά με αυτό το βιβλίο
| Jeremiah Day - 1820 - 352 σελίδες
...squares of all the three numbers as 5 to 7. What are the numbers ? . Ans. 5, 1 0, and 20. Prob. 7. There are four numbers in geometrical progression,...sum of the extremes, is to the sum of the means, as Z. to 3. What are the numbers ? Ans. 1, 3, 9, 27.. SECTION XV INFINITES AND INFINITESIMALS.* ART. 445.... | |
| Miles Bland - 1821 - 898 σελίδες
...continual product is 64, and the sum of their cubes is 584. Required the numbers. Ans. 2, 4, 8. 11. There are four numbers in geometrical progression,...the extremes is to the sum of the means as 7 to 3. Required the numbers. Ans. l, 3, g, 2712. From two towns which were 168 miles distant, two persons,... | |
| Miles Bland - 1824 - 404 σελίδες
...continued product is 64, and the sum of their cubes is 584. Required the numbers. Ans. 4L, 4, 8. 1 1 . There are four numbers in geometrical progression,...the extremes is to the sum of the means as 7 to 3. Required the numbers. Ans. l, 3, 9, 27. 12. From two towns which were 168 miles distant, two persons,... | |
| James Ryan, Robert Adrain - 1824 - 542 σελίδες
...continued product is 64, and the sum of their cubes is 584. What are the numbers ? Ans. 2, 4, 8. Prob. 14. There are four numbers in geometrical progression,...the extremes is to the sum of the means as 7 to 3. Required the numbers. Ans. 1, 3, 9, 27. Prob. 15. There are four numbers in arithmetical progression,... | |
| James Ryan - 1824 - 550 σελίδες
...cubes is 584. What are the numbers? Prob. 14. There are fo\iv vanfoera v progression, the second of by 24 ; and the sum of the extremes is to the sum of the means as 7 to 3. Required the numbers. Ans. 1, 3, 9, 27. Prob. 15. There are four numbers in arithmetical progression,... | |
| James Ryan - 1826 - 430 σελίδες
...continued product is G4, and the sum of their cubes is 584. What are the numbers ? Ans. 2, 4, S. Prob. 14. There are four numbers in geometrical progression,...fourth by 24 ; and the sum of the extremes is to the sura of the means as 7 to .". Required the numbers. Ans. 1, 3, 9, 27. Prob. 15. There are four numbers... | |
| Jeremiah Day - 1827 - 352 σελίδες
...the squares of all the three numbers as 5 to 7. What are the numbers ? Ans. *, 10, and 20, Prob. 7. There are four numbers in geometrical progression,...the extremes is to the sum of the means, as 7 to 3. What are the numbers ? Ans. 1, 3, 9, 27. SECTION XV. INFINITES AND INFINITESIMALS.* ART. 445. THE word... | |
| Jeremiah Day - 1831 - 358 σελίδες
...the squares of all the three numbers as 5 to 7. What are the numbers ? Ans. 5, 10, and 20. Prob. 7. There are four numbers in geometrical progression,...the extremes is to the sum of the means, as 7 to 3. What are the numbers 1 Ans. 1, 3, 9, 27. SECTION XV. INFINITES AND INFINITESIMALS.* ART. 445. THE word... | |
| Jeremiah Day - 1831 - 354 σελίδες
...the squares of all the three numbers as 5 to 7. What are the numbers? Ans. 5, 10, and 20. Prob. 7. There are four numbers in geometrical progression,...second of which is less than the fourth by 24 ; and the siim of the extremes is to the sum of the means, as 7 to 3. What are the numbers 1 Ans. 1, 3, 9, 27.... | |
| James Ryan, Robert Adrain - 1835 - 388 σελίδες
...continued product is 64, and the sum of their cubes is 5S4. What are the numbers ? Ans. 2, 4, 8. PROB. 14. There are four numbers in geometrical progression,...the extremes is to the sum of the means as 7 to 3. Required the numbers. Ans. 1, 3, 9, 27. PROB. 15. There are four numbers in arithmetical progression,... | |
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