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    \[\int \cos^{-1}{x}\,\mathrm{d}x\]

    \[\int \cos^{-1}{\left(\frac{1}{x}\right)} \,\textrm{d}x\]

Author: ascklee

Dr. Lee teaches at the Wee Kim Wee School of Communication and Information at the Nanyang Technological University in Singapore. He founded The Mathematics Digital Library in 2013.

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