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<div style="text-align: justify;"><span style="font-family: times new roman,times,serif;"><span style="font-style: italic;"><font size="4">Si <span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink">Ā«math xmlns=ĀØhttp://www.w3.org/1998/Math/MathMLĀØĀ»Ā«miĀ»fĀ«/miĀ»Ā«mfencedĀ»Ā«mrowĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mrowĀ»Ā«/mfencedĀ»Ā«moĀ»=Ā«/moĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«mi mathvariant=ĀØnormalĀØĀ»lnĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«/mfracĀ»Ā«/mathĀ»</span></span></span></span></span></span></span></span></span></span></span></span>. Entonces, #Z<br /></font></span></span> <div align="center"><i><span style="font-family: times new roman,times,serif;">#GRAF<br /></span></i> <div align="justify"><font size="4"><span style="font-family: times new roman,times,serif;"><span style="font-style: italic;">Obs.: Puede ingresar la respuesta exacta o la respuesta aproximada considerando 6 decimales de precisiĆ³n.</span></span></font> <br /></div><span style="font-family: times new roman,times,serif;"><span style="font-style: italic;"></span></span></div></div>
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<div align="justify" style="text-align: justify;"><span style="font-style: italic;"><font size="4"><span style="font-family: times new roman,times,serif;">SoluciĆ³n:<br /></span></font></span></div><span style="font-style: italic;"><font size="4"><span style="font-family: times new roman,times,serif;"> <div align="justify" style="text-align: justify;"><br />La funciĆ³n <span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink">Ā«math xmlns=ĀØhttp://www.w3.org/1998/Math/MathMLĀØĀ»Ā«miĀ»fĀ«/miĀ»Ā«mfencedĀ»Ā«mrowĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mrowĀ»Ā«/mfencedĀ»Ā«moĀ»=Ā«/moĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«mi mathvariant=ĀØnormalĀØĀ»lnĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«/mfracĀ»Ā«/mathĀ»</span></span></span></span></span></span></span></span></span></span></span>, corresponde a un cuociente de funciones, por lo tanto, aplicaremos la regla de la derivada del cuociente (divisiĆ³n) de funciones:</div><span style="font-style: italic;"><font size="4"><span style="font-family: times new roman,times,serif;"></span></font></span><span style="font-style: italic;"><font size="4"><span style="font-family: times new roman,times,serif;"></span></font></span> <div align="justify" style="text-align: justify;"><br /><br /><br /><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink">Ā«math xmlns=ĀØhttp://www.w3.org/1998/Math/MathMLĀØĀ»Ā«moĀ»Ā§nbsp;Ā«/moĀ»Ā«moĀ»Ā§nbsp;Ā«/moĀ»Ā«moĀ»Ā§nbsp;Ā«/moĀ»Ā«moĀ»Ā§nbsp;Ā«/moĀ»Ā«mfracĀ»Ā«miĀ»dĀ«/miĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»xĀ«/miĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«mfencedĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»hĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»xĀ«/miĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«mrowĀ»Ā«miĀ»gĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»xĀ«/miĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«/mfencedĀ»Ā«moĀ»=Ā«/moĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«mfracĀ»Ā«miĀ»dĀ«/miĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»xĀ«/miĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«mfencedĀ»Ā«mrowĀ»Ā«miĀ»hĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»xĀ«/miĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«/mfencedĀ»Ā«moĀ»Ā·Ā«/moĀ»Ā«miĀ»gĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»xĀ«/miĀ»Ā«/mfencedĀ»Ā«moĀ»-Ā«/moĀ»Ā«miĀ»hĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»xĀ«/miĀ»Ā«/mfencedĀ»Ā«moĀ»Ā·Ā«/moĀ»Ā«mfracĀ»Ā«miĀ»dĀ«/miĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»xĀ«/miĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«mfencedĀ»Ā«mrowĀ»Ā«miĀ»gĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»xĀ«/miĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«msupĀ»Ā«mfencedĀ»Ā«mrowĀ»Ā«miĀ»gĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»xĀ«/miĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«/mfencedĀ»Ā«mnĀ»2Ā«/mnĀ»Ā«/msupĀ»Ā«/mfracĀ»Ā«/mathĀ»</span></span></span></span></span></span></span></span></span></span></span></span></div> <div align="justify" style="text-align: justify;"><span class="nolink"></span></div> <div align="justify" style="text-align: justify;"><span class="nolink">Aplicando la regla a nuestra funciĆ³n:</span></div><span class="nolink"></span> <p align="justify" style="text-align: justify;"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink">Ā«math xmlns=ĀØhttp://www.w3.org/1998/Math/MathMLĀØĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»fĀ«/miĀ»Ā«moĀ»(Ā«/moĀ»Ā«miĀ»#XĀ«/miĀ»Ā«moĀ»)Ā«/moĀ»Ā«/mrowĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«moĀ»=Ā«/moĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«moĀ»(Ā«/moĀ»Ā«mi mathvariant=ĀØnormalĀØĀ»lnĀ«/miĀ»Ā«moĀ»(Ā«/moĀ»Ā«miĀ»#XĀ«/miĀ»Ā«moĀ»)Ā«/moĀ»Ā«moĀ»)Ā«/moĀ»Ā«/mrowĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«moĀ»(Ā«/moĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«moĀ»)Ā«/moĀ»Ā«moĀ»-Ā«/moĀ»Ā«mi mathvariant=ĀØnormalĀØĀ»lnĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mfencedĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«/mrowĀ»Ā«msupĀ»Ā«mfencedĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«/mfencedĀ»Ā«mnĀ»2Ā«/mnĀ»Ā«/msupĀ»Ā«/mfracĀ»Ā«/mathĀ»</span></span></span></span></span></span></span></span></p> <p align="justify" style="text-align: justify;"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"></span></span></span></span></span><span class="nolink">Aplicando la derivada de del logaritmo natural y la derivada de una potencia:</span></p> <p align="justify" style="text-align: justify;"><span class="nolink"><span style="font-family: times new roman,times,serif;"><span style="font-style: italic;"><font size="4"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink">Ā«math xmlns=ĀØhttp://www.w3.org/1998/Math/MathMLĀØĀ»Ā«mtable columnalign=ĀØleftĀØ rowspacing=ĀØ0ĀØĀ»Ā«mtrĀ»Ā«mtdĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»fĀ«/miĀ»Ā«moĀ»(Ā«/moĀ»Ā«miĀ»#XĀ«/miĀ»Ā«moĀ»)Ā«/moĀ»Ā«/mrowĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«moĀ»=Ā«/moĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«mfencedĀ»Ā«mfracĀ»Ā«mnĀ»1Ā«/mnĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mfracĀ»Ā«/mfencedĀ»Ā«moĀ»(Ā«/moĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«moĀ»)Ā«/moĀ»Ā«moĀ»-Ā«/moĀ»Ā«mi mathvariant=ĀØnormalĀØĀ»lnĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mfencedĀ»Ā«mfencedĀ»Ā«mrowĀ»Ā«miĀ»#pol2Ā«/miĀ»Ā«/mrowĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«msupĀ»Ā«mfencedĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«/mfencedĀ»Ā«mnĀ»2Ā«/mnĀ»Ā«/msupĀ»Ā«/mfracĀ»Ā«/mtdĀ»Ā«/mtrĀ»Ā«mtrĀ»Ā«mtdĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»fĀ«/miĀ»Ā«moĀ»(Ā«/moĀ»Ā«miĀ»#XĀ«/miĀ»Ā«moĀ»)Ā«/moĀ»Ā«/mrowĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«moĀ»=Ā«/moĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«mfencedĀ»Ā«mfracĀ»Ā«mnĀ»1Ā«/mnĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mfracĀ»Ā«/mfencedĀ»Ā«moĀ»(Ā«/moĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«moĀ»)Ā«/moĀ»Ā«moĀ»-Ā«/moĀ»Ā«mi mathvariant=ĀØnormalĀØĀ»lnĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mfencedĀ»Ā«mfencedĀ»Ā«miĀ»#pol3Ā«/miĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«msupĀ»Ā«mfencedĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«/mfencedĀ»Ā«mnĀ»2Ā«/mnĀ»Ā«/msupĀ»Ā«/mfracĀ»Ā«/mtdĀ»Ā«/mtrĀ»Ā«/mtableĀ»Ā«/mathĀ»</span></span></span></span></span></span></span></span></span></span></span></span></font></span></span></span></p> <p align="justify" style="text-align: justify;"><span class="nolink">Desarrollando:</span></p> <p align="justify" style="text-align: justify;"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink">Ā«math xmlns=ĀØhttp://www.w3.org/1998/Math/MathMLĀØĀ»Ā«mtable columnalign=ĀØleftĀØ rowspacing=ĀØ0ĀØĀ»Ā«mtrĀ»Ā«mtdĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»fĀ«/miĀ»Ā«moĀ»(Ā«/moĀ»Ā«miĀ»#XĀ«/miĀ»Ā«moĀ»)Ā«/moĀ»Ā«/mrowĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«moĀ»=Ā«/moĀ»Ā«mfracĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«moĀ»-Ā«/moĀ»Ā«miĀ»#XĀ«/miĀ»Ā«mi mathvariant=ĀØnormalĀØĀ»lnĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mfencedĀ»Ā«mfencedĀ»Ā«miĀ»#pol3Ā«/miĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mfracĀ»Ā«msupĀ»Ā«mfencedĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«/mfencedĀ»Ā«mnĀ»2Ā«/mnĀ»Ā«/msupĀ»Ā«/mfracĀ»Ā«/mtdĀ»Ā«/mtrĀ»Ā«mtrĀ»Ā«mtd/Ā»Ā«/mtrĀ»Ā«mtrĀ»Ā«mtdĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»fĀ«/miĀ»Ā«moĀ»(Ā«/moĀ»Ā«miĀ»#XĀ«/miĀ»Ā«moĀ»)Ā«/moĀ»Ā«/mrowĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«moĀ»Ā§nbsp;Ā«/moĀ»Ā«moĀ»=Ā«/moĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«moĀ»-Ā«/moĀ»Ā«miĀ»#XĀ«/miĀ»Ā«mi mathvariant=ĀØnormalĀØĀ»lnĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mfencedĀ»Ā«mfencedĀ»Ā«miĀ»#pol3Ā«/miĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«mrowĀ»Ā«miĀ»#XĀ«/miĀ»Ā«msupĀ»Ā«mfencedĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«/mfencedĀ»Ā«mnĀ»2Ā«/mnĀ»Ā«/msupĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«/mtdĀ»Ā«/mtrĀ»Ā«/mtableĀ»Ā«/mathĀ»</span></span></span></span></span></span></span></span></span></span></span></p> <p align="justify" style="text-align: justify;"><span class="nolink">Por lo tanto:</span></p> <p align="justify" style="text-align: justify;"><span class="nolink"><span class="nolink"><span class="nolink">Ā«math xmlns=ĀØhttp://www.w3.org/1998/Math/MathMLĀØĀ»Ā«mtable columnalign=ĀØleftĀØ rowspacing=ĀØ0ĀØĀ»Ā«mtrĀ»Ā«mtd/Ā»Ā«/mtrĀ»Ā«mtrĀ»Ā«mtdĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»fĀ«/miĀ»Ā«moĀ»(Ā«/moĀ»Ā«miĀ»#XĀ«/miĀ»Ā«moĀ»)Ā«/moĀ»Ā«/mrowĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«moĀ»Ā§nbsp;Ā«/moĀ»Ā«moĀ»=Ā«/moĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«moĀ»-Ā«/moĀ»Ā«miĀ»#XĀ«/miĀ»Ā«mi mathvariant=ĀØnormalĀØĀ»lnĀ«/miĀ»Ā«mfencedĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mfencedĀ»Ā«mfencedĀ»Ā«miĀ»#pol3Ā«/miĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«mrowĀ»Ā«miĀ»#XĀ«/miĀ»Ā«msupĀ»Ā«mfencedĀ»Ā«miĀ»#pol1Ā«/miĀ»Ā«/mfencedĀ»Ā«mnĀ»2Ā«/mnĀ»Ā«/msupĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«/mtdĀ»Ā«/mtrĀ»Ā«/mtableĀ»Ā«/mathĀ»</span></span></span><br />Luego, podemos evaluar en <span class="nolink">Ā«math xmlns=ĀØhttp://www.w3.org/1998/Math/MathMLĀØĀ»Ā«miĀ»#XĀ«/miĀ»Ā«moĀ»=Ā«/moĀ»Ā«miĀ»#x1Ā«/miĀ»Ā«/mathĀ»</span>:</p> <p align="justify" style="text-align: justify;"><span class="nolink">Ā«math xmlns=ĀØhttp://www.w3.org/1998/Math/MathMLĀØĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»fĀ«/miĀ»Ā«mfencedĀ»Ā«mrowĀ»Ā«miĀ»#x1Ā«/miĀ»Ā«/mrowĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«moĀ»=Ā«/moĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»#pol4Ā«/miĀ»Ā«moĀ»-Ā«/moĀ»Ā«miĀ»#x1Ā«/miĀ»Ā«moĀ»Ā§nbsp;Ā«/moĀ»Ā«mi mathvariant=ĀØnormalĀØĀ»lnĀ«/miĀ»Ā«mfencedĀ»Ā«mrowĀ»Ā«miĀ»#x1Ā«/miĀ»Ā«/mrowĀ»Ā«/mfencedĀ»Ā«moĀ»Ā§nbsp;Ā«/moĀ»Ā«mfencedĀ»Ā«mrowĀ»Ā«miĀ»#pol5Ā«/miĀ»Ā«/mrowĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«mrowĀ»Ā«miĀ»#x1Ā«/miĀ»Ā«moĀ»Ā§nbsp;Ā«/moĀ»Ā«msupĀ»Ā«mfencedĀ»Ā«mrowĀ»Ā«miĀ»#pol4Ā«/miĀ»Ā«/mrowĀ»Ā«/mfencedĀ»Ā«mnĀ»2Ā«/mnĀ»Ā«/msupĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«/mathĀ»</span></p> <p align="justify" style="text-align: justify;">Al desarrollar la Ćŗltima expresiĆ³n (labor que dejaremos al estudiante) se obtiene que:</p> <p align="justify" style="text-align: justify;"><span class="nolink">Ā«math xmlns=ĀØhttp://www.w3.org/1998/Math/MathMLĀØĀ»Ā«mfracĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»fĀ«/miĀ»Ā«mfencedĀ»Ā«mrowĀ»Ā«miĀ»#x1Ā«/miĀ»Ā«/mrowĀ»Ā«/mfencedĀ»Ā«/mrowĀ»Ā«mrowĀ»Ā«miĀ»dĀ«/miĀ»Ā«miĀ»#XĀ«/miĀ»Ā«/mrowĀ»Ā«/mfracĀ»Ā«moĀ»=Ā«/moĀ»Ā«miĀ»#resultadoĀ«/miĀ»Ā«moĀ»Ā§#8776;Ā«/moĀ»Ā«miĀ»#valorresultadoĀ«/miĀ»Ā«/mathĀ»</span><br /></p> <p align="justify" style="text-align: justify;"></p> <div align="justify" style="text-align: center;"><span style="font-family: times new roman,times,serif;"><span style="font-style: italic;"><font size="4"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"><span class="nolink"></span></span></span></span></span></span></span></span></span></font></span></span></div> <div align="justify" style="text-align: center;"></div></span></font></span>
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<font size="4" face="times new roman,times,serif"><em>Ā”Excelente!</em></font>
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<p align="justify"><font size="4" face="times new roman,times,serif"><em>Revisa el desarrollo para identificar tus errores. Ā”TĆŗ puedes!</em></font></p>
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