Definite Integral with Linear Substitution

Rarely Tested

Definite Integral with Linear Substitution

For $$a\neq0$$:

$$\int_p^qf(ax+b)\,dx=\frac{1}{a}\int_{ap+b}^{aq+b}f(u)\,du$$

Usage

- Used to transform definite integrals containing a linear argument.

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