Log Calculator (Logarithm)

Please provide any two values to calculate the third in the logarithm equation log_b x = y. It can accept "e" as a base input.

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Calculation Tips

  • Enter two values (x, base, or y) to calculate the third.
  • Use 'e' for natural logarithm (base e).
  • Ensure x > 0 and base > 0, base ≠ 1.