| John Hunter - Arithmetic - 1852 - 184 pages
...of 729 is 9. When no index figure is used, the square root is meant, as ^625 = 25. Definition. — **The SQUARE ROOT of a number is one of the two equal factors** which produce that number. When a square number is given whose root does not exceed 1 2, a recollection... | |
| James Stewart Eaton - Arithmetic - 1857 - 376 pages
...a number is one of its two equal factors ; the cube root is one of its three equal factors ; etc. ; **thus, the square root of 64 is 8, for 8 X 8** = 64 ; the cube root of 64 is 4, for 4 X 4 X 4 = 64 ; the sixth root of 64 is 2, for 2 X 2 Powers and... | |
| Horatio Nelson Robinson - Arithmetic - 1859 - 362 pages
...whose root is to be extracted ; but only the perfect powers can have exact roots. SQUARE ROOT. 419. **The Square Root of a number is one of the two equal...that produce the number ; thus the square root of** 49 is 7, for 7 X 7 = 49. 420. In extracting the square root, the first thing to be determined is the... | |
| Horatio Nelson Robinson - Arithmetic - 1859 - 348 pages
...be extracted ; but only the perfect powers can have exact roots. SQUARE ROOT. 419. The Square Eoot **of a number is one of the two equal factors that produce the number ; thus the square root of** 49 is 7, for 7 X 7 = 49. 43O. In extracting the square root, the first thing to be determined is the... | |
| Edward Brooks - Arithmetic - 1863 - 346 pages
...of the number. Evolution may therefore be defined as the process of finding a root of a number. 420. **The Square Root of a number is one of the two equal factors** of that number; thus, 7 is the square root of 49, since 49 = 7 X 7 421; The Cube Root of a number is... | |
| James Stewart Eaton - Arithmetic - 1868 - 352 pages
...a number is one of its (wo equal factors ; the cube root is one of its three equal factors, etc. ; **thus, the square root of 64 is 8, for 8 X 8** = 64 ; the cube root of 64 is 4, for 4 X 4 X 4 = 64 ; the sixth root of 64 is 2, for 2 X 2 X2X2X2X2... | |
| John Hunter (of Uxbridge.) - 1866 - 262 pages
...1'6"3£"', and the area of the bottom is 24 sq. ft. & 4" 11'"; what is its depth ? SQUARE ROOT. 157. **The SQUARE ROOT of a number is one of the two equal factors** of which that number is the product. Thus, 7 is the square root of 49, because 7 x 7 is 49 ; the number... | |
| Horatio Nelson Robinson, Daniel W. Fish - Arithmetic - 1874 - 380 pages
...; but only the perfect powers can have exact roots. SQUARE BOOT. 432. The Square Root of a rtumber **is one of the two equal factors that produce the number ; thus the square root of** 49 is 7, for 7 X 7 = 49. 433. In extracting the square root, the first thing to be determined is the... | |
| Daniel W. Fish - Arithmetic - 1874 - 300 pages
...equal factors of 16 ? 81 ? 256 ? 4. Of what is 81 the 2d power ? The 4th power ? DEFINITIONS. 806. **The Square Root of a number is one of the two equal factors** of that number ; the Cube Boot is one of the three equal factors of that number, etc. Thus, 3 is the... | |
| Horatio Nelson Robinson - Arithmetic - 1875 - 462 pages
...order, the 25 as tens of the second order, or the 254 as tens of the first order. SQUARE ROOT. 655. **The Square Root of a number is one of the two equal...number. Thus, the square root of 64 is 8, for 8 x 8** = 64. To derive the method of extracting the square root of a number, it is necessary to determine... | |
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