What common core standard would you map a question about Log properites. For example, writing an expression as the sum or difference of logarithms or writing an expanded logrithmic expression as a single quantity.
F-BF.5 (+) Understand the inverse relationship between exponents and logarithms and use this relationship to solve problems involving logarithms and exponents.
Note that this is a (+) standard so might be beyond the coursework that some students take.