What is the base change rule in logarithmic - Maths - Continuity and Differentiability

Question

What is the base change rule in logarithmic?

Anuradha Sharma · Accepted Answer

Let a, b and x be positive numbers such that a≠1 and
b≠1 (x must be greater thanzero) , then logax can be
converted to the base b by the formula, logax =logbxlogba
(1)Equation (1) is called base change formula in logarithmic