Case Study

Simplifying Scaling Formulas in Database Systems

Based on the scenario above, help the database team by recalling and stating the key mathematical rule needed for this task. Specifically:

  1. State the name of the logarithmic property that allows a quotient of two terms to be rewritten as a difference of two logarithms.
  2. Write the complete, general algebraic equation for this property, using a positive base aa (where a1a \neq 1) and positive real numbers MM and NN.
  3. Write how the specific expression logb(xy)\log_b \left(\frac{x}{y}\right) from the case study would look immediately after applying this property (before any other simplifications).

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Updated 2026-06-03

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