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Question

The Logarithm of 0.001 to the base 10 is equal to:


A

-1

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B

-3

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C

2

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D

6

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Solution

The correct option is B

-3


The explanation for the correct option.

We have to find the value of log100.001.

As we know, logab=logbloga

log100.001=log0.001log10=log10-3log100.001=10-3=-3log10log10logab=bloga=-3

Hence, the option Bis correct.


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