Answer
$P'(v)=\frac{v\ln v-v+1}{v(1-v)^2}$
Work Step by Step
$P(v)=\frac{\ln v}{1-v}\\
P'(v)=\frac{(1-v)(\frac{1}{v})-(\ln v)(-1)}{(1-v)^2}\\
P'(v)=\frac{\frac{1-v+v\ln v}{v}}{(1-v)^2}\\
P'(v)=\frac{v\ln v-v+1}{v(1-v)^2}$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.