 | Almon Ticknor - Measurement - 1849 - 156 pages
...then extract the root, as above, &c. PROOF. — Square the root, and add in the remainder. CUBE ROOT. RULE. — 1- Separate the given number into periods of three figures each, placing a point over units, then over every third figure towards the left in whole numbers, and over... | |
 | Rufus Putnam - Arithmetic - 1849 - 276 pages
...which being multiplied by 8, gives the product 13952. Hence the RULE TOR EXTRACTING THE CUBE ROOT. 1 . Separate the given number into periods of three figures each, by placing a dot over every third figure, beginning at units ; thus, 31486.100846. (What will the dots... | |
 | Benjamin Greenleaf - Arithmetic - 1850 - 368 pages
...and at least but two less. We therefore separate the given number into periods of three figures each, putting a point over the unit figure, and every third figure beyond the place of units ; thus, 46,656. We find by the table of powers, or by trial, the greatest power in the left-hand period,... | |
 | John Bonnycastle - 1851 - 314 pages
...3-162277 $c. (11.) Required the squareroot of -00032754. Ans. -01809 $c. extraction of toe Cube RULE 1.* 1. Separate the given number into periods of three figures each, by putting a point over, every third figure from the place of units, towards the left-hand in integers, and to the right-hand... | |
 | Benjamin Greenleaf - 1851 - 332 pages
...the sum of the several parts of Fig. 4. Thus, 8000 + 7200 42160 4- 216 = 17576. Hence the following RULE. — 1. Separate the given number into periods of three figures each, by placing a point over the unit figure, and every third figure beyond the place of units. 2. Find by... | |
 | Oliver Byrne - Engineering - 1851 - 310 pages
...of the columns may increase in the same order. In column (in) write the given number, and divide it into periods of three figures each, by putting a point over the place of units, and also over every third figure, from thence to the left in whole numbers, and to... | |
 | Benjamin Greenleaf - Arithmetic - 1852 - 380 pages
...into its square. To extract the cube root is to find a number, which, multiplied into its square, will produce the given number. RULE. — 1. Separate the given number into periods of tltree figures each, by putting 'a point over tlie unit figure, and every third figure beyond the place... | |
 | Benjamin Greenleaf - Arithmetic - 1853 - 380 pages
...into its square. To extract the cube root is to find a number, which, multiplied into its square, will produce the given number. RULE. — 1. Separate the...periods of three figures each, by putting a point over tlte unit figure, and every third figure beyond the place of units. 2. Find by the table the greatest... | |
 | Ezra S. Winslow - Business mathematics - 1853 - 264 pages
...28561 ( 169. Ans. 1 26 ) 185 156 20605 ) 120000 329 ) 2961 103025 2961 16975 TO EXTRACT THE CUBE ROOT. RULE — 1. Separate the given number into periods of three figures each, by placing a point over the first, fourth,seventh,&c., counting from right to left — the root will consist... | |
 | Benjamin Greenleaf - 1854 - 342 pages
...the sum of the several parts of Fig. 4. Thus, 8000 + 7200 42160 + 216 = 17576. Hence the following RULE. — 1. Separate the given number into periods of three figures each, by placing a point over the unit figure, and every third figure beyond the place of units. 2. Find by... | |
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RULE. 1 . Separate the given number into periods of three figures each, by putting a point over the unit figure and every third figure bejond the place of units. 
