| Andrew Mackay - Latitude - 1809 - 8 pages
...gives 776437, the natural number required. PROBLEM III. To perform Multiplication ly Logarithms* RULE. **Add the logarithms of the factors, and the sum will be the** loga* rkhm of the product. If there are negative and affirmative indices, the difference is to be taken... | |
| John Gummere - Plane trigonometry - 1814 - 346 pages
...means of logarithms. CASE 1. — When all the factors are whole or mixednumbers. 16 RULE. Add together **the logarithms of the factors* and the. Sum will be the logarithm of the product. EXAMPLES.** i. Required the product of 84 by 56. Logarithm of 84 is - 1.92428 do of 56 is Product 4704 - Sum 3.67547... | |
| John Gummere - Plane trigonometry - 1817 - 206 pages
...means of logarithms. CASE 1. — When all the factors are whole or mixed numbers. HULE. Add together **the logarithms of the factors, and the sum will be the logarithm of the product.** EPAMPLES. 1, Required the product of 84 by 56. Logarithm of 84 is - 1.92428 do of 56 is - 1.74819 Product... | |
| John Gummere - Surveying - 1828 - 216 pages
...of logarithms. CASE 1. — When all the factors are whole or mixed numbers. .• RULE. Add together **the logarithms of the factors, and the sum will be the logarithm of the product. EXAMPLES. 1.** Required the product of 84 by 56. Logarithm of 84 is 1.92428 Do. of 56 is 1.74819 Product 4704 Sum... | |
| 1845
...LOGARITHMIC ARITHMETIC. 18. To PERFORM MULTIPLICATION BY LOGARITHMS. RULE. Add together the logarithms of all **the factors, and the sum will be the logarithm of the product.** If some of the indices be negative and some positive, add the positive indices and the carriage from... | |
| George Roberts Perkins - Geometry - 1860 - 443 pages
...equal to the sum of their logarithms, we deduce, for multiplication by logarithms, this • RULE. / **Add the logarithms of the factors, and the sum will be the logarithm of the product.** 1. What is the product of 3-65 by 56-3 ? log. 3-65 = 0-562293 log. 56-3 = 1-750508 log. of product... | |
| Benjamin Greenleaf - Geometry - 1862 - 490 pages
...operation in which arithmetical complements of logarithms axe used. • MULTIPLICATION BY LOGARITHMS. 32. **Add the logarithms of the factors ; and the sum will be the logarithm of** their product (Art. 9). The term sum, here used, is to be understood in its algebraic signification.... | |
| Benjamin Greenleaf - Geometry - 1863 - 320 pages
...operation in which arithmetical complements of logarithms are used. MULTIPLICATION BY LOGARITHMS. 32. **Add the logarithms of the factors ; and the sum will be the logarithm of** their product (Art. 9). The term sum, here used, is to be understood in its algebraic signification.... | |
| Benjamin Greenleaf - 1867 - 170 pages
...operation in which arithmetical complements of logarithms are used. MULTIPLICATION BY LOGARITHMS. 32. **Add the logarithms of the factors ; and the sum will be the logarithm of** their product (Art. 9). The term sum, here used, is to be understood in its algebraic signification.... | |
| William Frothingham Bradbury - Geometry - 1873 - 238 pages
...Algebra, and the Logarithms are the exponents of 10. MULTIPLICATION BY LOGARITHMS. 10. RULE. Add tJte **Logarithms of the factors, and the sum will be the Logarithm of the product.** 1. Multiply 347.676 by 475.2. Ans. 165215.6352. 2. Find the product of 568, 7496, 846, and 1728. Ans.... | |
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