Integration of a Function of $$ax+b$$

Rarely Tested

Integration of a Function of $$ax+b$$

For $$a\neq0$$:

$$\int f(ax+b)\,dx=\frac{1}{a}F(ax+b)+C$$

where:

$$F'(x)=f(x)$$

Usage

- Used for direct substitution when the argument is linear.

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