Question

The logarithm of $100$ to the base $10$ is equal to

• A. $2$
• B. $1$
• C. $3$
• D. $5$

Answer 1

The correct option is A $2$

${\log }_{10}100=\frac{\log 100}{\log 10}$ .....(${\log }_{b}a=\frac{\log a}{\log b}$)
$\therefore \frac{\log {10}^2}{\log 10}=2$