Ray's Algebra, Part First: On the Analytic and Inductive Methods of Instruction, with Numerous Practical Exercises, Designed for Common Schools and Academies, Μέρος 1Sargent, Wilson & Hinkle, 1848 - 240 σελίδες |
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Σελίδα 8
... four equal numbers is equal to 20 ; if x repre- sents one of the numbers , what will represent each of the others ? What will represent x + x + x + x , more briefly ? If 4x = 20 , what is x equal to ? Why ? 12. What is x + x equal to ...
... four equal numbers is equal to 20 ; if x repre- sents one of the numbers , what will represent each of the others ? What will represent x + x + x + x , more briefly ? If 4x = 20 , what is x equal to ? Why ? 12. What is x + x equal to ...
Σελίδα 9
... four times as much as the lemon ; what was the price of each ? 7. In a store - room containing 20 casks , the number of those that are full is four times the number of those that are empty ; how many are there of each ? 8. In a flock ...
... four times as much as the lemon ; what was the price of each ? 7. In a store - room containing 20 casks , the number of those that are full is four times the number of those that are empty ; how many are there of each ? 8. In a flock ...
Σελίδα 11
... does each travel ? 13. A cistern , containing 100 gallons of water , has 2 pipes to empty it ; the larger discharges four times as many gallons per hour as the smaller , and they both empty it INTELLECTUAL EXERCISES . 11.
... does each travel ? 13. A cistern , containing 100 gallons of water , has 2 pipes to empty it ; the larger discharges four times as many gallons per hour as the smaller , and they both empty it INTELLECTUAL EXERCISES . 11.
Σελίδα 12
... four times that of a pound of coffee : what was the price of each ? If x represents the price of a pound of coffee , what will repre- sent the price of a pound of tea ? What will represent the cost of both the tea and coffee ? 15. A ...
... four times that of a pound of coffee : what was the price of each ? If x represents the price of a pound of coffee , what will repre- sent the price of a pound of tea ? What will represent the cost of both the tea and coffee ? 15. A ...
Σελίδα 14
... four times as many cents as William , and Joseph has twice as many as both of them ; but if twice the number of Daniel's cents be taken from Joseph's , the remainder is only 16 ; how many cents has each ? 8. Susan bought a lemon , an ...
... four times as many cents as William , and Joseph has twice as many as both of them ; but if twice the number of Daniel's cents be taken from Joseph's , the remainder is only 16 ; how many cents has each ? 8. Susan bought a lemon , an ...
Άλλες εκδόσεις - Προβολή όλων
Ray's Algebra, Part First: On the Analytic and Inductive Methods of ... Joseph Ray Πλήρης προβολή - 1848 |
Συχνά εμφανιζόμενοι όροι και φράσεις
added algebraic quantities apples arithmetical progression arithmetical series binomial bought bushels called cents a piece coefficient common difference complete equation Completing the square denotes Divide the number dividend division dollars entire quantity equal exactly divide exponent expression extract the square find the greatest Find the product Find the square Find the sum find the value following examples fourth geometrical progression geometrical series Give an example greater greatest common divisor Hence last term least common multiple lemon letter manner method minus monomial negative quantities number of terms peaches perfect square polynomial positive quantity pound of coffee preceding prime factors principle proportion pupil quan question quotient ratio Ray's Reduce remainder represent the number required the numbers required to find result rule second degree sheep solution square root subtracted theorem three numbers tion tities transposing twice unknown quantity whole number
Δημοφιλή αποσπάσματα
Σελίδα 178 - Multiply the divisor, thus increased, by the last figure of the root; subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.
Σελίδα 61 - 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 232 - Ratio is the quotient which arises from dividing one quantity by another of the same kind. Thus, the ratio of 2 to 6 is 3; the ratio of a to ma is m. REMARKS. — 1st In comparing two numbers or quantities by their quotient, the number expressing the ratio which the first bears to the second, will depend on which is made the standard of comparison.
Σελίδα 102 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Σελίδα 106 - ... by dividing the numerator of the dividend by the numerator of the divisor, and the denominator of the dividend by the denominator of the divisor.
Σελίδα 81 - The least Common Multiple of two or more quantities is the least quantity that will contain them exactly. Thus, 6 is the least common multiple of 2 and 3 ; and lOxy is the least common multiple of 2x and by. NOTE. — LCM stands for least common multiple.
Σελίδα 203 - The square of any polynomial is equal to the square of the first term, plus twice the product of the first term by the second, plus the square of the second...
Σελίδα 235 - In any proportion the product of the means is equal to the product of the extremes.
Σελίδα 217 - If, then, any problem furnishes an equation in which the known term is negative, and greater than the square of half the coefficient of the first power of the unknown quantity, we infer, that the conditions of the problem are incompatible with each other.
Σελίδα 149 - How much has each ? Ans. A $980, B $1540, and C $2380. 11. A certain number is expressed by three figures, and the sum of the figures is 1 1 ; the figure in the place of units, is double that in the place of hundreds ; and if 297 be added to the number, its figures will be inverted ; required the number. Ans. 326.