Precalculus Examples

$f^{- 1 x} = 4.85$

Step 1

Rewrite $- 1 x$ as $- x$ .

$f^{- x} = 4.85$

Step 2

Convert the exponential equation to a logarithmic equation using the logarithm base $(f)$ of the right side $(4.85)$ equals the exponent $(- x)$ .

$\log_{f} (4.85) = - x$