New Elementary Algebra Embracing the First Principles of the ScienceAmerican book Company, 1891 - 294 σελίδες |
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Σελίδα 12
... on both bushes there are 36. How many on each ? 11. Samuel and James bought a ball for 48 cents . Samuel paid twice as much as James . What did each pay ? 12. Divide 48 into two such parts that one shall 12 ELEMENTARY ALGEBRA .
... on both bushes there are 36. How many on each ? 11. Samuel and James bought a ball for 48 cents . Samuel paid twice as much as James . What did each pay ? 12. Divide 48 into two such parts that one shall 12 ELEMENTARY ALGEBRA .
Σελίδα 15
... paid in all 20 cents . How many did he buy of each ? Let x denote the number of lemons . Then , since he bought as many oranges as lemons , it will also denote the number of oranges . Since the lemons were 2 cents apiece , 2x will ...
... paid in all 20 cents . How many did he buy of each ? Let x denote the number of lemons . Then , since he bought as many oranges as lemons , it will also denote the number of oranges . Since the lemons were 2 cents apiece , 2x will ...
Σελίδα 15
... paid 50 cents in all . How many did he buy of each ? 9. James bought an equal number of apples , pears , and lemons . He paid 1 cent apiece for the apples , 2 cents apiece for the pears , and 3 cents apiece for the lemons , and paid 72 ...
... paid 50 cents in all . How many did he buy of each ? 9. James bought an equal number of apples , pears , and lemons . He paid 1 cent apiece for the apples , 2 cents apiece for the pears , and 3 cents apiece for the lemons , and paid 72 ...
Σελίδα 15
... paid 22 cents . He paid twice as much for an orange as for a lemon . What was the price of each ? 4 Let x denote the price of a lemon . Then 2x will denote the price of an orange , 3x will denote the cost of 3 lemons , and 8x the cost ...
... paid 22 cents . He paid twice as much for an orange as for a lemon . What was the price of each ? 4 Let x denote the price of a lemon . Then 2x will denote the price of an orange , 3x will denote the cost of 3 lemons , and 8x the cost ...
Σελίδα 15
... paid 20 cents . He paid as much for 1 orange as for 4 apples . What did he pay for one of each ? 6. A farmer bought 3 calves and 7 pigs , for which he paid $ 19 . He paid four times as much for a calf as for a pig . What was the price ...
... paid 20 cents . He paid as much for 1 orange as for 4 apples . What did he pay for one of each ? 6. A farmer bought 3 calves and 7 pigs , for which he paid $ 19 . He paid four times as much for a calf as for a pig . What was the price ...
Άλλες εκδόσεις - Προβολή όλων
New Elementary Algebra: Embracing the First Principles of the Science Charles Davies Πλήρης προβολή - 1865 |
New Elementary Algebra: Embracing the First Principles of the Science Charles Davies Πλήρης προβολή - 1860 |
New Elementary Algebra: Embracing the First Principles of the Science Charles Davies Πλήρης προβολή - 1873 |
Συχνά εμφανιζόμενοι όροι και φράσεις
22 cents a²b² ab² ab³ algebraic algebraic quantities arithmetical arithmetical means binomial bought Charles coefficient common difference Completing the square contains cost cube root denominator denote the number distance traveled divided dividend division dollars equal number equal to 12 equation whose roots Exercises exponent expression Extracting the square factors Find the L. C. M. Find the square following rule Formula Geography given number greatest common divisor Hence we write inequality John last term least common multiple lemons Let x denote logarithm miles minuend minus monomial multiplied negative nth root number added number of apples number of oranges number of terms paid perfect square polynomial progression proportion quotient ratio reduced remainder result second degree second member second term square root Substituting this value subtract Transposing trinomial twice unknown quantity VERIFICATION
Δημοφιλή αποσπάσματα
Σελίδα 266 - If the product of two quantities is equal to the product of two other quantities, two of them may be made the extremes, and the other two the means of a proportion.
Σελίδα 60 - ... the first term of the quotient ; multiply the divisor by this term and subtract the product from the dividend. II. Then divide the first term of the remainder by the first term of the divisor...
Σελίδα 60 - 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. Multiply the whole divisor by the first term of the quotient, and subtract the product from the dividend.
Σελίδα 124 - Two numbers have the following properties : if the first be multiplied by 6, the product will be equal to the second multiplied by 5...
Σελίδα 263 - To express that the ratio of A to B is equal to the ratio of C to D, we write the quantities thus : A : B : : C : D; and read, A is to B as C to D.
Σελίδα 159 - The square root of a number is one of its two equal factors. Thus, 6 x 6 = 36 : therefore 6 is the square root of 36. The symbol for the square root is V or the fractional exponent £. Thus, -\/a, or a , indicates the square root of a, or that one of the two equal factors of a is to be found.
Σελίδα 237 - A merchant bought cloth for which he paid £33 15s., which he sold again at £2 8s. per piece, and gained by the bargain as much as one piece cost him : how many pieces did he buy ? Ans.
Σελίδα 107 - A fish was caught whose tail weighed 9Z6. ; his head weighed as much as his tail and half his body, and his body weighed as much as his head and tail together : what was the weight of the fish?
Σελίδα 59 - To divide a polynomial by a monomial, divide each term of the polynomial by the monomial: (Sab — 12ac) -i- 4a = 36 — 3c.
Σελίδα 266 - AC and by clearing the equation of fractions we have BO=AD; that is, Of four proportional quantities, the product of the two extremes is equal to the product of the two means.