Durell's School AlgebraCharles E. Merrill, 1914 - 523 σελίδες |
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Δημοφιλή αποσπάσματα
Σελίδα 496 - If the number is less than 1, make the characteristic of the logarithm negative, and one unit more than the number of zeros between the decimal point and the first significant figure of the given number.
Σελίδα 95 - The square of the sum of two quantities is equal to the square of the first, plus twice the product of the first by the second, plus the square of the second.
Σελίδα 213 - At what time between 3 and 4 o'clock are the hands of a watch pointing in opposite directions?
Σελίδα 413 - In a mixture of rum and brandy, the difference between the quantities of each, is to the quantity of brandy, as 100 is to the number of gallons of rum; and the same difference is to the quantity of rum, as 4 to the number of gallons of brandy. How many gallons are there...
Σελίδα 503 - To Divide One Number by Another, Subtract the logarithm of the divisor from the logarithm of the dividend, and obtain the antilogarithm of the difference.
Σελίδα 78 - To divide a polynomial by a monomial, divide each term of the dividend by the divisor and add the partial quotients.
Σελίδα 135 - Arts. 75 and 76 a trinomial is a perfect square when its first and last terms are perfect squares and positive, and the middle term is twice the product of the square roots of the end terms.
Σελίδα 411 - In a series of equal ratios, any antecedent is to its consequent, as the sum of all the antecedents is to the sum of all the consequents. Let a: 6 = c: d = e :/. Then, by Art.
Σελίδα 503 - Root of a Number, Divide the logarithm of the number by the index of the required root.
Σελίδα 127 - The difference of two like odd powers of two quantities is divisible by the difference of the quantities. For the quotient in all these cases— (1) The number of terms in a quotient equals the degree of the powers...