How do you solve #log_9 x = 1.5#? Precalculus Properties of Logarithmic Functions Common Logs 1 Answer Ratnaker Mehta Sep 2, 2016 #:. x=27#. Explanation: By Defn., #log_b a=m iff a=b^m#. # :. log_9 x=1.5 rArr 9^(1.5)=x# #:. x=(3^2)^(1.5)# #:. x=3^(2xx1.5)#. #;. x=3^3#. #:. x=27#. 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 4279 views around the world You can reuse this answer Creative Commons License