The method of partial fractions shows that The computer algebra system Mathematica evaluates this integral as tanh

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The method of partial fractions shows that

dx Sx = 2 m|x-1|-2 mm|x +1| +C

The computer algebra system Mathematica evaluates this integral as −tanh−1 x, where tanh−1 x is the inverse hyperbolic tangent function. Can you reconcile the two answers?

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Calculus

ISBN: 9781319055844

4th Edition

Authors: Jon Rogawski, Colin Adams, Robert Franzosa

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