What is the logarithm(to the base 10) of 1000? Precalculus Properties of Logarithmic Functions Common Logs 1 Answer Bdub Mar 22, 2016 #log_10 1000=3# Explanation: #log_10 1000# #=log_10 10^3# #=3log_10 10#->Use property #log_b x^n=n*log_b x# #=3(1)#->#log_10 10 =1# #=3# 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 6022 views around the world You can reuse this answer Creative Commons License