Log
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This document outlines 4 properties of logarithms: 1) the logarithm of a product is equal to the sum of the logarithms of the factors, 2) the logarithm of a quotient is equal to the difference of the logarithms of the dividend and divisor, 3) the logarithm of a power can be written as the exponent multiplied by the logarithm of the base, 4) changing the base of a logarithm results in the new logarithm being equal to the original logarithm divided by the logarithm of the new base.
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- 1. §§à§Ô§Ñ§â§Ú§æ§Þ§Ú§Û§ß §é§Ñ§ß§Ñ§â§å§å§Õ Loga(1) = 0 Loga(a) = 1 1. Loga(x*y) = Loga(x)+Loga(y) 2. Loga(x/y) = Loga(x)-Loga(y) 3. Loga(xy) = y*Loga(x) 4. Logb(x) = (Loga(x))/Loga(b)