Engenharia

<p>(UFMG) Para x no primeiro quadrante, a express&atilde;o&nbsp;<img alt="fraction numerator t g left parenthesis x plus pi right parenthesis over denominator s e n left parenthesis x right parenthesis end fraction" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfrac»«mrow»«mi»t«/mi»«mi»g«/mi»«mo»(«/mo»«mi»x«/mi»«mo»+«/mo»«mi»§#960;«/mi»«mo»)«/mo»«/mrow»«mrow»«mi»s«/mi»«mi»e«/mi»«mi»n«/mi»«mo»(«/mo»«mi»x«/mi»«mo»)«/mo»«/mrow»«/mfrac»«/math»" src="https://cdn.mesalva.com/uploads/cache/d388ce91b7bffec795e8edd1ec2ed94a.png" />&nbsp;equivale a</p>


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