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FatalFlare

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- Thread starter FatalFlare
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FatalFlare

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Mark44

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Ray Vickson

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Both ##\sqrt{x^2-9}+3\arcsin(3/x) ## and ##\sqrt{x^2-9} - 3\arctan(\sqrt{x^2-9}/3))## have the same derivative, namely, your original integrand (assuming ##x>3##).

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