Precalculus Examples

$10^{x} = 3.91$

Step 1

Reduce by cancelling the common factors.

$10^{x} = 3.91$

Step 2

Convert the exponential equation to a logarithmic equation using the logarithm base $(10)$ of the right side $(3.91)$ equals the exponent $(x)$ .

$\log_{10} (3.91) = x$