How do you evaluate #ln(1/sqrt e^7)#? Precalculus Properties of Logarithmic Functions Common Logs 1 Answer Bdub Mar 22, 2016 #ln(1/sqrte ^7) = -7/2# Explanation: #ln(1/sqrte ^7)# #=ln 1 - lnsqrte^7#-> use property #log_b(x/y)=log_bx-log_by# #=0-lne^(7/2)# ->#ln 1=0# #=-7/2 ln e#->use property #log_b x^n=n*log_bx# #=-7/2 * 1#-># ln e =1# #=-7/2# Answer link Related questions What is the common logarithm of 10? How do I find the common logarithm of a number? What is a common logarithm or common log? What are common mistakes students make with common log? How do I find the common logarithm of 589,000? How do I find the number whose common logarithm is 2.6025? What is the common logarithm of 54.29? What is the value of the common logarithm log 10,000? What is #log_10 10#? How do I work in #log_10# in Excel? See all questions in Common Logs Impact of this question 5039 views around the world You can reuse this answer Creative Commons License