The elements of algebra |
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Página ix
... cube roots , when Diophantus ( 350 A. D. ) , one of the most distinguished Grecian mathematicians of the Alexandrian school , invented a new class of arithmetical problems , and the very ingenious methods of solution employed by him ...
... cube roots , when Diophantus ( 350 A. D. ) , one of the most distinguished Grecian mathematicians of the Alexandrian school , invented a new class of arithmetical problems , and the very ingenious methods of solution employed by him ...
Página xi
... cube root of the binomial surds composing the preceding expressions , the imaginary parts destroyed each other ; these roots , however , could be extracted only in particular cases . The paradox of the roots in the irreducible case ...
... cube root of the binomial surds composing the preceding expressions , the imaginary parts destroyed each other ; these roots , however , could be extracted only in particular cases . The paradox of the roots in the irreducible case ...
Página xiv
... cube root ; and with qq , the fourth root . He is also the first known to express decimal frac- tions without their denominators , by using a parenthesis instead of the decimal point [ thus , 34 ( 28 would denote 34-287 - No ...
... cube root ; and with qq , the fourth root . He is also the first known to express decimal frac- tions without their denominators , by using a parenthesis instead of the decimal point [ thus , 34 ( 28 would denote 34-287 - No ...
Página xxii
... Cube Roots of 1 and of 1 400 Complete Cubic Equations 401 Binomial Biquadratic Equations 405 The Four Fourth Roots of 1 and 1 405 Complete Biquadratic Equations 406 CONTINUED FRACTIONS . Definition 409 Conversion of Common into ...
... Cube Roots of 1 and of 1 400 Complete Cubic Equations 401 Binomial Biquadratic Equations 405 The Four Fourth Roots of 1 and 1 405 Complete Biquadratic Equations 406 CONTINUED FRACTIONS . Definition 409 Conversion of Common into ...
Página 5
... cube or third power ; when four times , the fourth power ; and so on . Instead of repeating the same quantity as a factor , a small figure is placed over it , to point out the number of times that the quantity is repeated . This figure ...
... cube or third power ; when four times , the fourth power ; and so on . Instead of repeating the same quantity as a factor , a small figure is placed over it , to point out the number of times that the quantity is repeated . This figure ...
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Términos y frases comunes
a²x a²x² a³x algebraical Algebraical Fractions annuity assumed ax² ax³ binomial coefficients continued fraction cube root cubic equation denote Divide dividend divisible divisor equa equal equations containing equidifferent evident EXAMPLES EXERCISES exponent expressed factors Find a number Find the cube Find the least Find the square Find the sum Find the value Find two numbers former given equations given quantity greatest common measure harmonic mean hence last term latter least common multiple Let the number logarithms method Multiply nth root number of terms permutations positive preceding prefixed proportional equation quadratic quan quotient radical sign ratio Rationalise the denominator Reduce relatively prime remainder required the numbers result rule second term solution square root subtract system of values taken theorem third tion tity unknown quantities vulgar fraction ах
Pasajes populares
Página 76 - Multiply each numerator by all the denominators except its own, for the new numerators ; and all the denominators together for A COMMON denominator. NOTE 1.
Página 317 - Three lines are in harmonical proportion, when the first is to the third, as the difference between the first and second, is to the difference between the second and third ; and the second is called a harmonic mean between the first and third. The expression 'harmonical proportion...
Página 339 - In each succeeding term the coefficient is found by multiplying the coefficient of the preceding term by the exponent of a in that term, and dividing by the number of the preceding term.
Página 309 - Find the nth term, and the sum of n terms of the natural series of numbers 1, 2, 3, 4 . . . . Ans.
Página 223 - If A and В together can perform a piece of work in 8 days, A and С together in 9 days, and В and С in 10 days; how many days would it take each person to perform the same work alone?
Página 353 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Página 286 - If four magnitudes are proportional, the sum of the first and second is to their difference as the sum of the third and fourth is to their difference.
Página 178 - A man was hired 50 days on these conditions. — that, for every day he worked, he should receive $ '75, and, for every day he was idle, he should forfeit $ '25 ; at the expiration of the time, he received $ 27'50 ; how many days did he work...
Página 176 - A hare is 50 leaps before a greyhound, and takes 4 leaps to the greyhound's 3 ; but 2 of the greyhound's leaps are equal to 3 of the hare's ; how many leaps must the greyhound take, to catch the hare?
Página 352 - The logarithm of the product of two numbers is equal to the sum of the logarithms of the numbers.