Question

If e-X = 6. write x in terms of the natural logarithm. O In 6 In -6 O -In 6 06

Answer 1

`e^(-x)=6`

to cancel the exponential we apply natural log on both sides

`\begin{gathered} \ln (e^(-x))=\ln 6 \\ -x=\ln 6 \end{gathered}`

multiply -1 on each side

`x=-\ln 6`