Books Books
The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
An Elementary Treatise on Algebra: To which are Added Exponential Equations ... - Page 262
by Benjamin Peirce - 1837 - 284 pages

## Surveying Manual: A Manual of Field and Office Methods for the Use of ...

William David Pence, Milo Smith Ketchum - Surveying - 1915 - 418 pages
...of a quotient is the difference of the logarithms of the dividend and divisor. 3. The logarithm of a power of a number is equal to the logarithm of the number multiplied by the index of the power. 4. The logarithm of a root of a number is equal to the logarithm of the number...

## Plane and Spherical Trigonometry

George Wentworth, David Eugene Smith - Trigonometry - 1915 - 386 pages
...multiplication and division by merely adding and subtracting. 42. Logarithm of a Power. The logarithm• of a power of a number Is equal to the logarithm of the number multi1i/ieil lnj tio; For if Л = 10-, raising to the ptii power, Ap = Wpr. Hence logA"=px = plogA....

## Plane and Spherical Trigonometry

Claude Irwin Palmer, Charles Wilbur Leigh - Logarithms - 1916 - 348 pages
...dividend minus the logarithm of the divisor. By (b). (6) The logarithm of a power of a number equals the logarithm of the number multiplied by the exponent of the power. By (c). (7) The logarithm of a root of a number equals the logarithm of the number divided by the index...

## A Complete Epitome of Practical Navigation, and Nautical Astronomy ..., Volume 1

John William Norie, J. W. Saul - Nautical astronomy - 1917 - 642 pages
...means the cube of 10, 10* means the fourth power of 10, and so on. The logarithm of the power of any number is equal to the logarithm of the number multiplied by the index of the power. Formula. — r Log. M = Log. MX r. where M = any number, and r any power. EXAMPLES...

## Industrial Engineering: A Handbook of Useful Information for ..., Volume 1

William Miller Barr - Engineering - 1918 - 650 pages
...difference will be the logarithm of the fraction. Involution by Logarithm. — On the principle that the logarithm of any power of a number is equal to the logarithm of that number multiplied by the exponent of the power, we have the following rule. Multiply the logarithm...

## Introduction to the Elementary Functions

Raymond Benedict McClenon - Functions - 1918 - 264 pages
...III, (a*)* = alt'k, gives as the Third Law of Logarithms, The logarithm of a power of a number equals the logarithm of the number, multiplied by the exponent of the power. For, calling ah=N, (1) Nk = ahk. (Law III) (2) Translating (1) into logarithmic form, h = logaN. Translating...

## Higher arithmetic

George Wentworth - 1919 - 266 pages
...0.0170, 15 log1.04 = 0.2550 = log1.799. That is, 1.04" = 1.799. The logarithm of a power of a number is the logarithm of the number multiplied by the exponent of the power. Finding a Root by Logarithms. Find the cube root of 42.83. log 42.83 =1.6317, J log 42.83 = 0.5439...

## Higher Arithmetic

George Wentworth, David Eugene Smith - Arithmetic - 1919 - 268 pages
...0.0170, 15 log1.04 = 0.2550 = log1.799. That is, 1.04 i5 = 1.799. The logarithm of a power of a number is the logarithm of the number multiplied by the exponent of the power. Finding a Root by Logarithms. Find the cube root of 42.83. log 42.83 =1.6317, J log 42.83 = 0.5439...