Question

The logarithm form of ${10}^{-3}=0.001$ is ${\log }_{10}0.001=-m$, then value of $m$ is

• A. $-1$
• B. $-2$
• C. $3$
• D. $-4$

Answer 1

The correct option is C $3$

Given, ${10}^{-3}=0.001$

$⟹{\log }_{10}0.001=-3$

$\therefore m=3$.