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RULE. 1. Separate the given number into periods of three figures each, beginning at the units place.
Arithmetic. [With] Key - Página 188
por Robert Goodacre - 1839
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## A Treatise on Algebra

Elias Loomis - 1855 - 316 páginas
...Hence, for the extraction of the cube root of numbers, we derive the following RULE. » . 1 . Separate the given number into periods of three figures each, beginning at the right hand. 2. Find the greatest cube contained in the left-hand period ; its ronl is the first figure of the required...
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## Mathematical Dictionary and Cyclopedia of Mathematical Science: Comprising ...

Charles Davies, William Guy Peck - 1855 - 592 páginas
...cube roots can only be found by approximation. To find the cube root of a whole number: Separate the number into periods of three figures each, beginning at the right hand; the left hand period will often contain less than three figures. Find the greatest perfect cube in...
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## A New System of Arithmetic, on an Improved Plan, Embracing the Rules of ...

Charles Guilford Burnham - 1857
...those sides. From the foregoing example and illustration we derive the folio wins RULE. I. Distinguish the given number into periods of three figures each, beginning at the right hand. II. Find the greatest cube in the left-hand period, and place its root as a quotient in division. III....
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## The North American Practical School Arithmetic: Particularly Adapted to the ...

David Price - 1858 - 252 páginas
...number : thus, 2 i» the cube root of 8, because 2s = 8 ; and 3 is the cube root of 27, because 3s = 27. RULE 1. — Divide the given number into periods of three figures, each way from the unit place, by placing a period over them. 2. — Find, by the table, or by trial, the...
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## Elements of Algebra: On the Basis of M. Bourdon, Embracing Sturm's and ...

Charles Davies - 1860 - 400 páginas
...right. Hence, for the extraction of the cube root of numbers, we have the following RULE. I. Separate the given number into periods of three figures each, beginning at the right hand ; the left hand period will often contain lem than three places of figures. II. Seek the greatest perfect...
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## Davies' University Arithmetic: Embracing the Answers, and a Full Analysis ...

Charles Davies - 1861 - 336 páginas
...Hence, the cube root of 4096 is 16. 389. Hence, to find the cube root of a number: Rule. — I. Separate the given number into periods of three figures each, beginning at the right, by placing a dot over the place of units, a second over the place of thousands, and so on over each...
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## Practical Arithmetic: Embracing the Science and Applications of Numbers

Charles Davies - 1863 - 336 páginas
...thousand, nine hundred and ninety-nine. NOTATION AND NUMERATION. Rule for Numeration. I. Divide the number into periods of three figures each, beginning at the right hand. II. Name the order of each figure, beginning at the right hand. III. Then, beginning at the left hand,...
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## A Treatise on Algebra

Elias Loomis - 1864 - 359 páginas
...(284.) Hence, for the extraction of the cube root of numbers, we derive the following RULE. 1. Separate the given number into periods of three figures each, beginning at the right hand. -v from the first period, and to the remainder bring down the second period for a dividend. 3. Take...
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## University Arithmetic: Embracing the Science of Numbers, and General Rules ...

Charles Davies - 1865 - 454 páginas
...Hence, the cube root of 4096 is 16. 389. Hence, to find the cube root of a number: Rule. — I. Separate the given number into periods of three figures each, beginning at the right, by placing a dot over the place of units, a second over the place of thousands, and so on over each...
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## Arithmetic

Charles Elsee - 1866 - 275 páginas
...correct to six places of decimals, of 2, 5, -3, 3i, 8|. ' EXTRACTION OF CUBE BOOT. 93. — RULE. — Divide the given number into periods of three figures each, beginning at the units' place. Find the highest cube number in the first period on the left (which may consist of one,...
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