`log_x (3/10)` Rewrite the logarithm as a ratio of (a) common logarithms and (b) natural logarithms.

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Chapter 3, 3.3 - Problem 9 - Precalculus (3rd Edition, Ron Larson).
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balajia | College Teacher | (Level 1) eNoter

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(a) Common logarithms

`log_x(3/10) = (log_(10)(3/10))/(log_(10)(x))`


(b) natural logarithms

`log_x(3/10) = (log_e(3/10))/(log_e(x))`


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