New Elementary Algebra Embracing the First Principles of the ScienceAmerican book Company, 1891 - 294 σελίδες |
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Σελίδα 10
... added to itself will make 20 ? 10. James and John are of the same age , and the sum of their ages is 32. What is the ... added to itself will make 30 ? 13. What number is that which added to itself will 10 ELEMENTARY ALGEBRA .
... added to itself will make 20 ? 10. James and John are of the same age , and the sum of their ages is 32. What is the ... added to itself will make 30 ? 13. What number is that which added to itself will 10 ELEMENTARY ALGEBRA .
Σελίδα 11
... added to itself will make 100 ? 16. John has as many pears as William . Together they have 72. How many has each ? 17. What number added to itself will give a sum equal to 46 ? 18. Lucy and Ann have each a rosebush with the same number ...
... added to itself will make 100 ? 16. John has as many pears as William . Together they have 72. How many has each ? 17. What number added to itself will give a sum equal to 46 ? 18. Lucy and Ann have each a rosebush with the same number ...
Σελίδα 12
... added to John's make three times as many as Charles has , Charles must have one third , and John two thirds , of the ... added to twice itself will make 75 ? 6. What number added to twice itself will make 57 ? 7. What number added to ...
... added to John's make three times as many as Charles has , Charles must have one third , and John two thirds , of the ... added to twice itself will make 75 ? 6. What number added to twice itself will make 57 ? 7. What number added to ...
Σελίδα 13
... added to three times itself will make 48 ? Let x denote the number . Then 3x will denote three times the num- ber ; and x plus 3x , or 4x , will denote the sum , which is 48. If 4x is equal to 48 , x will be equal to 48 divided by 4 ...
... added to three times itself will make 48 ? Let x denote the number . Then 3x will denote three times the num- ber ; and x plus 3x , or 4x , will denote the sum , which is 48. If 4x is equal to 48 , x will be equal to 48 divided by 4 ...
Σελίδα 14
... added to four times itself will give 40 ? 3. What number added to five times itself will give 42 ? 4. What number added to six times itself will give 63 ? 5. What number added to seven times itself will give 88 ? 6. What number added to ...
... added to four times itself will give 40 ? 3. What number added to five times itself will give 42 ? 4. What number added to six times itself will give 63 ? 5. What number added to seven times itself will give 88 ? 6. What number added to ...
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
a²b² a³b² ab² ab³ algebraic algebraic quantities arithmetical arithmetical means binomial cents Clearing of fractions coefficient common difference Completing the square contains cost cube root denote the number divided dividend division equal number equal to 12 equation whose roots Exercises exponent expression Extracting the square factors Find the L. C. M. Find the square Find the sum following rule Formula fourth power given number greater greatest common divisor Hence we write indicated inequality last term least common multiple lemons Let x denote logarithm minuend minus monomial multiplied negative nth root number added number of apples number of terms 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 units unknown quantity VERIFICATION yards
Δημοφιλή αποσπάσματα
Σελίδα 269 - 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 289 - The logarithm of a number is the exponent of the power to which it is necessary to raise a fixed number, in order to produce the first number.
Σελίδα 66 - 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 66 - ... 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 256 - What number is that, which, being divided by the product of its digits, the quotient is 3 ; and if 18 be added to it, the digits will be inverted ? Ans.
Σελίδα 269 - To indicate that the ratio of A to B is equal to the ratio of C to D...
Σελίδα 19 - Two men start 50 miles apart, and travel towards each other, the one at the rate of 4 miles an hour, and the other at the rate of 3 miles ; how far apart will they be at the end of 5 hours ? 20.
Σελίδα 255 - To divide 100 into two such parts, that the sum of their square roots may be 14. Ans. 64 and 36.
Σελίδα 165 - The Square Root of a number is one of its two equal factors. Thus, the square root of 25 is 5, since 5x5 are 25.
Σελίδα 137 - Two travellers set out at the same time from London and York, whose distance apart is 150 miles; one of them goes 8 miles a day, and the other 7 ; in what time will they meet ? Ans, In 10 days. 10. At a certain election, 375 persons voted for two candidates, and the candidate chosen had a majority of 91; how many voted for each 1 Ans.