Engenharia

<p>Sabendo que&nbsp;<img alt="x element of left parenthesis 0 comma straight pi right parenthesis" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»x«/mi»«mo»§#8712;«/mo»«mo»(«/mo»«mn»0«/mn»«mo»,«/mo»«mi mathvariant=¨normal¨»§#960;«/mi»«mo»)«/mo»«/math»" src="https://cdn.mesalva.com/uploads/cache/14a159c22b00a13a365804659f28a1ae.png" />&nbsp;ent&atilde;o a express&atilde;o&nbsp;<img alt="s e n left parenthesis straight pi over 2 plus x right parenthesis minus cos left parenthesis straight pi plus straight x right parenthesis" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»s«/mi»«mi»e«/mi»«mi»n«/mi»«mo»(«/mo»«mfrac»«mi mathvariant=¨normal¨»§#960;«/mi»«mn»2«/mn»«/mfrac»«mo»+«/mo»«mi»x«/mi»«mo»)«/mo»«mo»-«/mo»«mi»cos«/mi»«mo»(«/mo»«mi mathvariant=¨normal¨»§#960;«/mi»«mo»+«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»)«/mo»«/math»" src="https://cdn.mesalva.com/uploads/cache/9bdc4957e19654ff5b28395df7b27d3c.png" />&nbsp;pode ser reescrita como:</p>


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