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Carol Fisher's Homepage Algebra II Table of Contents |
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| For this exercise, you need ♥ INTERNET EXPLORER 6.0 and above, with MathPlayer installed.♥ | |
| Allowable Bases for Logarithms; Allowable Inputs for Logarithms Let Then, " " In particular, the only allowable bases for logarithms are positive numbers, not equal to 1 . Also, the only allowable inputs to logarithms are positive numbers. |
| Laws of Logarithms Let The log of a product is the sum of the logs. The log of a quotient is the difference of the logs. For this final property, You can bring exponents down. |
| (substitution) | |||
| (law of exponents) | |||
| (definition of logarithm) | |||
| (substitution) |
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One Mathematical Cat, Please! A First Course in Algebra © 2007 Carol J.V. Fisher |
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