How would one go about integrating this? Please provide full working. My math teacher told me to let and use the derivative of that, but I still don't quite understand what to do.
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Originally Posted by Exotique How would one go about integrating this? Please provide full working. My math teacher told me to let and use the derivative of that, but I still don't quite understand what to do. Rewrite it as . Now let so that . The integral becomes since for all .
Originally Posted by Exotique How would one go about integrating this? Please provide full working. My math teacher told me to let and use the derivative of that, but I still don't quite understand what to do. You can just let straight away (without creating the derivative of the denominator in the numerator): if , then . That means:
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