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 Βιβλία Βιβλία 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 332
των George Albert Wentworth - 1898 - 407 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο ## An Introduction to Algebra: Being the First Part of a Course of Mathematics ...

Jeremiah Day - 1820 - 332 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.... ## Geometrical Problems Deducible from the First Six Books of Euclid, Arranged ...

Miles Bland - 1821 - 438 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,... ## Algebraical Problems, Producing Simple and Quadratic Equations, with Their ...

Miles Bland - 1824 - 383 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,... ## An Elementary Treatise on Algebra, Theoretical and Practical ...

James Ryan - 1824 - 516 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,... ## An Elementary Treatise on Algebra: Theoretical and Practical

James Ryan - 1824 - 516 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,... ## An Elementary Treatise on Algebra: Theoretical and Practical ...

James Ryan - 1826 - 383 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... ## An Introduction to Algebra: Being the First Part of a Course of Mathematics ...

Jeremiah Day - 1827 - 332 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... ## An Introduction to Algebra: Being the First Part of a Course of Mathematics ...

Jeremiah Day - 1831 - 332 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... ## An Introduction to Algebra: Being the First Part of a Course of Mathematics ...

Jeremiah Day - 1831 - 332 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.... ## An Elementary Treatise on Algebra, Theoretical and Practical ...

James Ryan - 1835 - 361 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,...