Logarithmic Form of a Variable Power

Rarely Tested

Logarithmic Form of a Variable Power

If:

$$y=u(x)^{v(x)}$$

then:

$$\ln y=v(x)\ln u(x)$$

Hence:

$$y=e^{v(x)\ln u(x)}$$

Usage

- General method for differentiating or evaluating variable-base, variable-exponent expressions.

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