How do you simplify #log_10(1000)+log_10(0.01)#? Precalculus Properties of Logarithmic Functions Common Logs 1 Answer Bdub Mar 22, 2016 #log_10(1000)+log_10(0.01)=1# Explanation: #log_10(1000)+log_10(0.01)# #=log_10 10^3 +log_10 10^-2# #=3 log_10 10 -2 log_10 10# -> use property #log_b x^n = n log _b x# #=3(1)-2(1)#->use property# log_b b=1# #=3-2# #=1# 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 1926 views around the world You can reuse this answer Creative Commons License