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Simplifica per trobar el límit.
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(*) quan eleves «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mrow»«mo mathvariant=¨bold¨ mathcolor=¨#0000FF¨»(«/mo»«mo mathvariant=¨bold¨ mathcolor=¨#0000FF¨»#«/mo»«mi mathvariant=¨bold¨ mathcolor=¨#0000FF¨»c_n«/mi»«mo mathvariant=¨bold¨ mathcolor=¨#0000FF¨»)«/mo»«/mrow»«/mstyle»«/math»" src="http://www.insmilaifontanals.cat/moodle/lib/editor/tinymce/plugins/tiny_mce_wiris/tinymce/integration/showimage.php?formula=6c4b6c958f95b4ca546e7ebb1eb476cf&cw=42&ch=13&cb=10" width="42" height="13" style="vertical-align: -3px;"/>" src="http://insmilaifontanals.cat/moodle/lib/editor/tinymce/plugins/tiny_mce_wiris/tinymce/integration/showimage.php?formula=6c4b6c958f95b4ca546e7ebb1eb476cf&cw=42&ch=13&cb=10" width="42" height="13" style="vertical-align: -3px;"/> al quadrat no oblidis el doble producte
(**) a l'infinit, ens quedem amb el grau més alt.
Ara ja tens un quocient de polinomis
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