How do you solve log_b(3)=0.381? Precalculus Properties of Logarithmic Functions Functions with Base b 1 Answer A. S. Adikesavan May 6, 2016 b = log 3/0.381=1.2523, nearly. Explanation: Use log_b a = log a/log b. Here., log_b 3 = log 3/log b=0.381. So, log b = log 3/ 0.381=1.2523, nearly... Answer link Related questions What is the exponential form of log_b 35=3? What is the product rule of logarithms? What is the quotient rule of logarithms? What is the exponent rule of logarithms? What is log_b 1? What are some identity rules for logarithms? What is log_b b^x? What is the reciprocal of log_b a? What does a logarithmic function look like? How do I graph logarithmic functions on a TI-84? See all questions in Functions with Base b Impact of this question 1499 views around the world You can reuse this answer Creative Commons License