How do you evaluate #e^ (ln sqrt20)#? Precalculus Properties of Logarithmic Functions Natural Logs 1 Answer Shwetank Mauria Jun 5, 2016 #e^(ln(sqrt20))=sqrt20# Explanation: Let #x=e^(ln(sqrt20))#, then #lnx=ln(sqrt20))# or #x=sqrt20#. Hence, #e^(ln(sqrt20))=sqrt20# Answer link Related questions What is the natural log of e? What is the natural log of 2? How do I do natural logs on a TI-83? How do I find the natural log of a fraction? What is the natural log of 1? What is the natural log of infinity? Can I find the natural log of a negative number? How do I find a natural log without a calculator? How do I find the natural log of a given number by using a calculator? How do I do natural logs on a TI-84? See all questions in Natural Logs Impact of this question 1545 views around the world You can reuse this answer Creative Commons License