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according added algebraic amount arithmetical assume becomes binomial called cent changed coefficient common complete containing continued corresponding cube root decimal denominator denote determine difference distance Divide dividend divisible divisor dollars equal equation EXAMPLES exponent expression extract factors feet fifth figure find the values five following RULE four fourth fraction give Given greater greatest common divisor Hence increased indicates infinite series interest last term least common less letters logarithm manner means method miles Multiply negative number of terms obtain operation perform polynomial positive pounds preceding Prob problem progression proportion proposed quotient radical ratio Reduce remainder represent Resolve result second term Solve the equation square root Substituting subtract suppose taken term third tion units unity unknown quantity whence whole written zero
Page 97 - To divide the number 90 into four such parts, that if the first be increased by 2, the second diminished by 2, the third multiplied...
Page 181 - A vintner draws a certain quantity of wine out of a full vessel that holds 256 gallons, and then, filling the vessel •with water, draws off the same quantity of liquor as before, and so on for four draughts, when there were only 81 gallons of pure wine left.
Page 284 - 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.
Page 258 - We may obtain the sixth root by extracting the cube root of the square root, or the square root of the cube root. It is, however, best to extract the roots of the lowest degrees first, because the operation is less laborious. We may obtain the eighth root by extracting the square root three times successively.
Page 371 - ... force of attraction to vary directly as the quantity of matter, and inversely as the square of the distance, at what point between them will a third body be equally attracted by the earth and moon ? Ans.
Page 42 - Divide the coefficient of the dividend by the coefficient of the divisor.
Page 38 - 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.
Page 101 - RULE. Find an expression for the value of one of the unknown quantities in one of the equations, and substitute this value for the same unknown quantity in the other equation.