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Tag: integral

  • Integration by Substitution

    Integration by Substitution

    Integration by Substitution “Integration by Substitution” (also called “u-Substitution” or “The Reverse Chain Rule”) is a method to find an integral, but only when it can be set up in a special way. The first and most vital step is to be able to write our integral in this form: Note that we have $g(x)$ and its derivative…