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logarithmic differentiation

[logarithmic differentiation|logarithmic differentiation] involves applying logarithms to functions to simplify differentiation, particularly for complex expressions like products, quotients, or powers.

Mechanism

logarithmic differentiation involves applying logarithms to functions to simplify differentiation, particularly for complex expressions like products, quotients, or powers. This method is used in exercises such as finding derivatives of y = x^x or y = (sin2x)^{sin2x} by first taking the natural logarithm of both sides. The process then requires differentiating implicitly and solving for the derivative.

Effects

logarithmic differentiation is used to determine the derivative of a function.

Examples

logarithmic differentiation allows us to differentiate functions of the form y = reo © or very complex functions by taking the natural logarithm of both sides and exploiting the properties of logarithms before differentiating. This method extends Inb our differentiation formulas to include logarithms with arbitrary bases through the relationship log, x = +.