An Introduction to Algebra: With Notes and Observations, Designed for the Use of Schools and Places of Public Education, to which is Added an Appendix, on the Application of Algebra to GeometryE. Duyckinck, 1825 - 312 σελίδες |
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Σελίδα 1
... denoted by the fol- lowing characters : + plus , or more , the sign of addition ; signifying that the quantities between which it is placed are to be added toge- ther . Thus , a + b shows that the number , or quantity , repre- sented by ...
... denoted by the fol- lowing characters : + plus , or more , the sign of addition ; signifying that the quantities between which it is placed are to be added toge- ther . Thus , a + b shows that the number , or quantity , repre- sented by ...
Σελίδα 2
... denoted by placing one of the two quantities over the other , in the form of a frac- tion . Thus , ba and b a both signify the quotient of b di- a - b vided by a ; and signifies that a - b is to be divided a + c by a + c . = equal to ...
... denoted by placing one of the two quantities over the other , in the form of a frac- tion . Thus , ba and b a both signify the quotient of b di- a - b vided by a ; and signifies that a - b is to be divided a + c by a + c . = equal to ...
Σελίδα 3
... denoted by any number n . In like manner , a2 is the square of a ; a3 is the cube of a ; and am is the mth power of a , or any power denoted by the number m . is the sign of infinity , signifying that the quantity standing before it is ...
... denoted by any number n . In like manner , a2 is the square of a ; a3 is the cube of a ; and am is the mth power of a , or any power denoted by the number m . is the sign of infinity , signifying that the quantity standing before it is ...
Σελίδα 8
... denote this rule , is too scan . ty to express the nature of the operations that are to be performed in it ; which are sometimes those of addition , and sometimes subtraction , according as the quantities are negative or positive . It ...
... denote this rule , is too scan . ty to express the nature of the operations that are to be performed in it ; which are sometimes those of addition , and sometimes subtraction , according as the quantities are negative or positive . It ...
Σελίδα 14
... of compound quantities , is also , sometimes , barely denoted by writing them down , with their proper signs , under a vinculum , without performing the whole operation , as 3ab ( a - b ) , or 2a√a2 + 14 MULTIPLICATION .
... of compound quantities , is also , sometimes , barely denoted by writing them down , with their proper signs , under a vinculum , without performing the whole operation , as 3ab ( a - b ) , or 2a√a2 + 14 MULTIPLICATION .
Άλλες εκδόσεις - Προβολή όλων
An Introduction to Algebra: With Notes and Observations: Designed for the ... John Bonnycastle,James Ryan, Fra Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Συχνά εμφανιζόμενοι όροι και φράσεις
answer arise arithmetical mean arithmetical progression bers binomial coefficients consequently cube root cubic equation decimal denominator denoted determined divisor equa equal EXAMPLES FOR PRACTICE expression factors find the square find the sum find the value find two numbers former formula four roots frac fraction geometrical progression give given equation given number greatest common measure Hence infinite series integral last equation last term latter logarithms method multiplied negative nth root number of terms observed orders of differences perpendicular PROBLEM proportion quadratic equation quadratic surd question quotient rational remain Required the product Required the sum required to divide required to find required to reduce resolved result rule second term side simple form square number square root substituting subtracted taken third tion transposition unknown quantity value of x Whence whole numbers
Δημοφιλή αποσπάσματα
Σελίδα ii - District, has deposited in this office the title of a book, the right whereof he claims as proprietor, in the words following, to wit...
Σελίδα 33 - To reduce a mixed number to an improper fraction, Multiply the whole number by the denominator of the fraction, and to the product add the numerator; under this sum write the denominator.
Σελίδα 21 - 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 179 - ... and either of the former, to the correction of the number belonging to the result used ; which correction being added to that number when it is too little, or subtracted from it when it is too great, will give the root required nearly.
Σελίδα 125 - A shepherd being asked how many sheep he had in his flock, said, if I had as many more, half as many more, and 7 sheep and a half, I should have just 500; how many had he?
Σελίδα ii - In conformity to the Act of Congress of the United States, entitled " An Act for the encouragement of Learning, by securing the copies of Maps, Chart*, and Books, to the authors and proprietors of such copies, during the time therein mentioned.'' And also to an Act, entitled " 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...
Σελίδα 127 - A person has two horses, and a saddle worth £50 ; now, if the saddle be put on the back of the first horse, it will make his value double that of the second ; but if it be put on the back of the second, it will make his value triple that of the first ; what is the value of each horse ? Ans.
Σελίδα 144 - It is required to divide the number 24 into two such parts, that their product may be equal to 35 times their difference. Ans. 10 and 14.
Σελίδα 145 - What two numbers are those whose sum, multiplied by the greater, is equal to 77 ; and whose difference, multiplied by the lesser, is equal...
Σελίδα 97 - C = 2^V 10. Four quantities are in harmonical proportion, when the first is to the fourth, as the difference between the first and second is to the difference between the third and fourth.