Higher Algebra

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Silver, Burdett & Company, 1894 - 504 páginas
 

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Página 183 - To multiply a fraction by a fraction, multiply the numerators together for the numerator of the product, and the denominators together for the denominator of the product.
Página 214 - A person has a hours at his disposal. How far may he ride in a coach which travels b miles an hour, so as to return home in time, walking back at the rate of с miles an hour?
Página 121 - To the product of the numerical coefficients, annex each literal factor with an exponent equal to the sum of the exponents of that letter in both factors.
Página 73 - 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.
Página 77 - The sum of any two equal odd powers of two numbers is divisible by the sum of the numbers.
Página 391 - A ratio of greater inequality is diminished, and a ratio of less inequality is increased, by adding the same quantity to both its terms.
Página 214 - B sets out from the same place and travels in the same direction, at the rate of 5 miles in 3 hours.
Página 151 - Divide the greater number by the less, the divisor by the remainder, and thus continue to divide the last divisor by the last remainder until there is no remainder ; the last divisor will be the greatest common divisor.
Página 395 - If the product of two numbers is equal to the product of two others, either two may be made the extremes of a proportion and the other two the means.

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