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The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Elements of Geometry and Trigonometry: From the Works of A.M. Legendre - Page 6
by Adrien Marie Legendre - 1874 - 455 pages

## Elements of Geometry and Trigonometry from the Works of A.M. Legendre ...

Charles Davies, Adrien Marie Legendre - Geometry - 1869 - 470 pages
...that of the divisor. 7. Raising both members of (4) to the power denoted by p, we have, l01* = mp ; whence, by the definition, xp = log mr ..... (8.)...root, indicated by r, of both members of (4), we have, whence, by the definition, .... (9.) That is, the logarithm of any root of a number is equal to the...

## A Treatise on Elementary Algebra

James Hamblin Smith - 1869 - 412 pages
...diminished by the logarithm of the divisor. Let m = a', and и = a?, Then - = a"i; n m log m - log n, 373. The logarithm of any power of a number is equal to the product of the logarithm of the number and the index denoting the power. Let m = a*. Then mr = a" =...

## Elements of Geometry and Trigonometry: With Practical Applications

Benjamin Greenleaf - 1869 - 516 pages
...member by member, we have Jf_£ --o.-». N -* o» Therefore, log I -^ I = x — y= log M — log N. 11. The logarithm of any POWER of a number is equal to the product of the logarithm of the number by the exponent of the power. For let m be any number, and take...

## University Algebra: Embracing a Logical Development of the Science, with ...

Charles Davies - 1870 - 348 pages
...denoted by p, we have, pi p CL "~ Yfa • Whence, by definition, px — Log m? . . . ( 7.) That is, tJie logarithm of any power of a number is equal to the...the number multiplied by the exponent of the power. If we extract any root of both members of ( 3 ), denoted by r, we have, ar = Whence, by definition,...

## Elementary Trigonometry

James Hamblin Smith - Trigonometry - 1870 - 286 pages
...1-7191323 their difference = -8508148 which is the logarithm of 7-092752, the quotient required. 146. The logarithm of any power of a number is equal to the product of the logarithm of the number and the index denoting the power. Let m = a'. Then m' = a";...

## Elementary Algebra

James Hamblin Smith - Algebra - 1870 - 452 pages
...1-7191323 their difference = -8508148 which is the logarithm of 7'092752, the quotient required. 457. The logarithm of any power of a number is equal to the product of the logarithm of the number and the index denoting the power. Let m—ax. Then mr=arx; =r.log«»i....

## Elements of Surveying and Leveling: With Descriptions of the Instruments ...

Charles Davies - Leveling - 1871 - 448 pages
...of (4), to a power denoted by t, we have, l0* = m'; whence, by the definition, pt = log m, ....... (8.) That is, the logarithm of any power of a number,...logarithm of the number multiplied by the exponent of Ike power. 8. Extracting the root, indicated by r, of both members of (4), we have, 1CT = ym; whence,...

## Elements of Geometry, Conic Sections, and Plane Trigonometry

Elias Loomis - Geometry - 1871 - 302 pages
...-0.4753 divided by -36.74. INVOLUTION BY LOGARITHMS. (14.) It is proved in Algebra, Art. 340, that the logarithm of any power of a number is equal to the logarithm of that number multiplied by the exponent of the power. Hence, to involve a number by logarithms, we have...