# `log_3 (0.015)` Evaluate the logarithm using the change-of-base formula. Round your result to three decimal places.

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Student Comments

balajia | Student

`log_3(0.015) = (log_(10)(0.015))/(log_(10)(3))`

`= (log_(10)(15/1000))/(log_(10)(3))`

`=(log_(10)(15)-log_(10)(10^3))/(log_(10)(3))`

`=(log_(10)(5)+log_(10)(3)-3log_(10)(10))/(log_(10)(3))`

`=(0.699+0.477-3)/(0.477)`

=-3.823