WeBWorK using host: https://webwork-ptx.aimath.org, format: simple seed: 295

The LOG key on a calculator computes logarithms base 2.

$\log_5 {100}$ is a number between 2 and 3.

Rounding a logarithm to two decimal places gives very accurate results.

The value of $\log_4 {392}$ is also the solution of $4^x = 392\text{.}$