Key to Elementary Treatise on AlgebraB.B. Mussey, 1842 - 56 σελίδες |
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Σελίδα 3
... respectively . 15. Sheep $ 2 ; calf $ 4 ; cow $ 20 . 16. Greater 14 galls ; less 7 galls . 17. Beef 10 lbs ; mutton 20 lbs . 18. 32 of each . 19. 80 guineas ; 240 crowns . 20. 10 , 20 , 30 , 60 and 30 miles , on the respective days . 21 ...
... respectively . 15. Sheep $ 2 ; calf $ 4 ; cow $ 20 . 16. Greater 14 galls ; less 7 galls . 17. Beef 10 lbs ; mutton 20 lbs . 18. 32 of each . 19. 80 guineas ; 240 crowns . 20. 10 , 20 , 30 , 60 and 30 miles , on the respective days . 21 ...
Σελίδα 4
... respectively . 7. Black $ 30 ; green $ 32 ; blue $ 35 . 8. A's 30 , B's 20 years . 9. Each daughter $ 1000 ; younger son $ 2000 ; elder son $ 5000 . 10. Performed . ART . 9 . 1. 493 and 400 votes respectively . 2. 5 men ; 20 boys ; 180 ...
... respectively . 7. Black $ 30 ; green $ 32 ; blue $ 35 . 8. A's 30 , B's 20 years . 9. Each daughter $ 1000 ; younger son $ 2000 ; elder son $ 5000 . 10. Performed . ART . 9 . 1. 493 and 400 votes respectively . 2. 5 men ; 20 boys ; 180 ...
Σελίδα 5
... 4. 60 years old . 20 years in Germany ; 15 in France ; 24 in England . 5. Whole estate $ 5040 . He owed his creditors respectively $ 630 , $ 720 , and $ 672 . 6. Whole mixture 32 oz . 123 oz . gold 1 * III , IV . 5 KEY . ART. 11. ...
... 4. 60 years old . 20 years in Germany ; 15 in France ; 24 in England . 5. Whole estate $ 5040 . He owed his creditors respectively $ 630 , $ 720 , and $ 672 . 6. Whole mixture 32 oz . 123 oz . gold 1 * III , IV . 5 KEY . ART. 11. ...
Σελίδα 7
... 10. Time past 40 years . 11. Lower , middle and upper parts respectively , 12 , 16 and 20 feet . 12. 20 . ART . 17 . 1. 14 abcm . 2. 845 c . SECTION VII . 3. 21 abxy . 4. 24 a pqr . 5. 51 aghx . 6. 156 axy . 7. 4m VI , VII . KEY .
... 10. Time past 40 years . 11. Lower , middle and upper parts respectively , 12 , 16 and 20 feet . 12. 20 . ART . 17 . 1. 14 abcm . 2. 845 c . SECTION VII . 3. 21 abxy . 4. 24 a pqr . 5. 51 aghx . 6. 156 axy . 7. 4m VI , VII . KEY .
Σελίδα 27
... respectively , in a minute . Then , 5x + 3y = 24 , and 7x + 5y = 32 . These equations give x 6 gallons , and y - 2 gallons . Changing the sign of y in the original equations , we have 5x - 3y = 24 , and 7x - 5y = 32 . Hence it appears ...
... respectively , in a minute . Then , 5x + 3y = 24 , and 7x + 5y = 32 . These equations give x 6 gallons , and y - 2 gallons . Changing the sign of y in the original equations , we have 5x - 3y = 24 , and 7x - 5y = 32 . Hence it appears ...
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1+m+ n 1+m+ 14th performed 1st and 2d 2d and 3d 2d performed 40 miles 5th inclusive 9 m² a b c x a+b days a+b)² a+b)³ a+b+c)3m a² b² a² b³ a² c² a²+ab+b² a²bc a³ b3 a³ d² a4 m² ac² ap(m+n b² c² b² c³ breadth bushel c² d² c3 d³ cents chaise Changing the sign cows equation gives galls h³ n³ Hence Horse learner verify m² a² m² n m² n² m² x y m² x² m³ x³ miles per hour money is doubled mq-np np-mq number killed original equations preceding formulæ Progression represent the number sheep son's subtracting and canceling Va² Wheat x y² x y³ x² y x² y² x2 y³ x³ y x5 y³ x6 y³ x⁹ y¹º y⁹ yards