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How do you sum a log?

A useful property of logarithms states that the logarithm of a product of two quantities is the sum of the logarithms of the two factors. In symbols, logo(XY)=logo(x)+logo(y). (x y) = log b (x) + log b

How do you find the sum of a log?

A useful property of logarithms states that the logarithm of a product of two quantities is the sum of the logarithms of the two factors. In symbols, logo(XY)=logo(x)+logo(y). (x y) = log b (x) + log b

What is the addition rule for logarithms?

The rule is that you keep the base and add the exponents. Well, remember that logarithms are exponents, and when you multiply, you're going to add the logarithms. The log of a product is the sum of the logs.

How do you solve equations using logarithms?

Keep the exponential expression by itself on one side of the equation. Get the logarithms of both sides of the equation. You can use any bases for logs. Solve for the variable. Keep the answer exact or give decimal approximations.

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