An Introduction to Algebra Upon the Inductive Method of InstructionHilliard, Gary, Little, and Wilkins, 1830 - 276 σελίδες |
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Σελίδα 19
... Suppose B paid x dollars ; A was to pay 13 dollars more ; therefore he paid x + 13 . These put together must make the whole 55 dollars . x + x + 13 = 55 Putting the x's together , 2x + 13 = 55 It appears that 2 x is not so much as 55 by ...
... Suppose B paid x dollars ; A was to pay 13 dollars more ; therefore he paid x + 13 . These put together must make the whole 55 dollars . x + x + 13 = 55 Putting the x's together , 2x + 13 = 55 It appears that 2 x is not so much as 55 by ...
Σελίδα 31
... Suppose the age of the elder x . Then the younger will be In 20 years the age х 3a . 4 of the elder will be x + 20 , and of the 3 x younger +20 . 4 4x + 80 3 x By the conditions = +20 5 4 15x Multiplying by 5 , 4x + 80 = - +100 4 and ...
... Suppose the age of the elder x . Then the younger will be In 20 years the age х 3a . 4 of the elder will be x + 20 , and of the 3 x younger +20 . 4 4x + 80 3 x By the conditions = +20 5 4 15x Multiplying by 5 , 4x + 80 = - +100 4 and ...
Σελίδα 40
... Suppose that for every 10 sheep a farmer kept , he should plough an acre of land , and should be allowed an acre of pas- ture for every 4 sheep . How many sheep may that person keep who farms 700 acres ? Let x the whole number of sheep ...
... Suppose that for every 10 sheep a farmer kept , he should plough an acre of land , and should be allowed an acre of pas- ture for every 4 sheep . How many sheep may that person keep who farms 700 acres ? Let x the whole number of sheep ...
Σελίδα 52
... Suppose a 500 as in the example . α За Then = 125 ; and = 375 . 4 4 Ans . One part is $ 125 , and the other $ 375 ; the same as above . Suppose it is required to divide $ 7532 in the same propor- tions . Then a = 7532 ; α 4 3 a 1883 ...
... Suppose a 500 as in the example . α За Then = 125 ; and = 375 . 4 4 Ans . One part is $ 125 , and the other $ 375 ; the same as above . Suppose it is required to divide $ 7532 in the same propor- tions . Then a = 7532 ; α 4 3 a 1883 ...
Σελίδα 61
... Suppose one pipe would fill the cistern in 8 hours , and the other in 43 hours , and find the answer by the general formula Ans . 3 hours 12. Suppose it were required to make a rule for Fellowship . First take a particular case . Three ...
... Suppose one pipe would fill the cistern in 8 hours , and the other in 43 hours , and find the answer by the general formula Ans . 3 hours 12. Suppose it were required to make a rule for Fellowship . First take a particular case . Three ...
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Άλλες εκδόσεις - Προβολή όλων
An Introduction to Algebra: Upon the Inductive Method of Instruction Warren Colburn Πλήρης προβολή - 1837 |
An Introduction to Algebra Upon the Inductive Method of Instruction Warren Colburn Πλήρης προβολή - 1826 |
An Introduction to Algebra Upon the Inductive Method of Instruction Warren Colburn Πλήρης προβολή - 1831 |
Συχνά εμφανιζόμενοι όροι και φράσεις
12 rods 3d power 3d root a b c A's share a+b+c a² b² a² b³ a³ b² ac² added algebra algebraic quantities apples approximate root Arith arithmetic becomes binomial Binomial Theorem bought breadth bushels coefficient compound interest compound quantities contained decimal denominator difference divide the number dividend division divisor equal equation example exponent expression factor figure formula fourth fraction gallons gives greater Hence length less Let the learner letter logarithm lowest terms merator miles multiplicand negative quantity number of dollars number of terms observe pears quan question quotient remainder required to find rule second power second root second term sheep shillings sold square rods subtracted Suppose third power third root tities twice unknown quantity whole number yards zero
Δημοφιλή αποσπάσματα
Σελίδα 2 - Clerk's Office. BE IT REMEMBERED, that on the ninth day of September, AD 1818, and in the forty-third year of the Independence of the United States of America, Samuel Swett of the said district has deposited in this office the title of a book, the right whereof he claims as author, in the words following, to wit : Historical and topographical Sketch of Bunker Hill Battle, with a Plan.
Σελίδα 236 - The sum of all the terms. Any three of which being given, the other two may be found.
Σελίδα 101 - Divide the first term of the dividend by the first term of the divisor, and write the result as the first term of the quotient.
Σελίδα 2 - An act supplementary to an act, entitled, * An act for the encouragement of learning, by securing the copies of maps, charts, and books to the authors and proprietors of such copies, during the times therein mentioned,* and extending the benefits thereof to the arts of designing, engraving, and etching historical and other prints.
Σελίδα 156 - Take three times the square of the root just found for a trial divisor, and see how often it is contained in the dividend, and place the quotient for a second figure of the root. Then cube the figures of the root thus found, and if...
Σελίδα 33 - B gained a sum less by £40 than twice the sum A had lost ; when it appeared that B had twice as much money as A. What money did each begin with ? Let x be the number of pounds each had at first.
Σελίδα 92 - It will be seen by the above section that if both the numerator and denominator be multiplied by the same number, the value of the fraction will not be altered...
Σελίδα 229 - Hence, any term may be found by adding the product of the common difference by the number of terms less one, to the first term. Example.
Σελίδα 35 - How many days did he work, and how many days was he idle ? Let x = the number of days he worked.
Σελίδα 271 - Divide the number 14 into two such parts, that the quotient of the greater divided by the less, shall be to the quotient of the less divided by the greater as 16 to 9.