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<div style="text-align: justify;"> INT1</div> <div style="text-align: justify;"> </div> <div style="text-align: justify;"><span style="font-family: times new roman,times,serif;"><span style="font-style: italic;"><span style="font-size: large;"><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">SI «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»f«/mi»«mfenced»«mrow»«mi»#X«/mi»«/mrow»«/mfenced»«mo»=«/mo»«mfrac»«mrow»«mi mathvariant=¨normal¨»ln«/mi»«mfenced»«mi»#X«/mi»«/mfenced»«/mrow»«mi»#pol1«/mi»«/mfrac»«/math»</span></span></span></span></span></span></span></span></span></span></span></span>. Entonces, #Z<br /></span></span></span> <div align="center"><em><span style="font-family: times new roman,times,serif;"><br /></span></em> <div align="justify"><span style="font-size: large;"><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 precisión.</span></span></span></div> </div> </div>
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<div style="text-align: justify;" align="justify"><span style="font-style: italic;"><span style="font-size: large;"><span style="font-family: times new roman,times,serif;">Solución:<br /></span></span></span></div> <div style="text-align: justify;" align="justify"><br />La función <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">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»f«/mi»«mfenced»«mrow»«mi»#X«/mi»«/mrow»«/mfenced»«mo»=«/mo»«mfrac»«mrow»«mi mathvariant=¨normal¨»ln«/mi»«mfenced»«mi»#X«/mi»«/mfenced»«/mrow»«mi»#pol1«/mi»«/mfrac»«/math»</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 (división) de funciones:</div> <div style="text-align: justify;" 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">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»§nbsp;«/mo»«mo»§nbsp;«/mo»«mo»§nbsp;«/mo»«mo»§nbsp;«/mo»«mfrac»«mi»d«/mi»«mrow»«mi»d«/mi»«mi»x«/mi»«/mrow»«/mfrac»«mfenced»«mfrac»«mrow»«mi»h«/mi»«mfenced»«mi»x«/mi»«/mfenced»«/mrow»«mrow»«mi»g«/mi»«mfenced»«mi»x«/mi»«/mfenced»«/mrow»«/mfrac»«/mfenced»«mo»=«/mo»«mfrac»«mrow»«mfrac»«mi»d«/mi»«mrow»«mi»d«/mi»«mi»x«/mi»«/mrow»«/mfrac»«mfenced»«mrow»«mi»h«/mi»«mfenced»«mi»x«/mi»«/mfenced»«/mrow»«/mfenced»«mo»·«/mo»«mi»g«/mi»«mfenced»«mi»x«/mi»«/mfenced»«mo»-«/mo»«mi»h«/mi»«mfenced»«mi»x«/mi»«/mfenced»«mo»·«/mo»«mfrac»«mi»d«/mi»«mrow»«mi»d«/mi»«mi»x«/mi»«/mrow»«/mfrac»«mfenced»«mrow»«mi»g«/mi»«mfenced»«mi»x«/mi»«/mfenced»«/mrow»«/mfenced»«/mrow»«msup»«mfenced»«mrow»«mi»g«/mi»«mfenced»«mi»x«/mi»«/mfenced»«/mrow»«/mfenced»«mn»2«/mn»«/msup»«/mfrac»«/math»</span></span></span></span></span></span></span></span></span></span></span></span></div> <div style="text-align: justify;" align="justify"> </div> <div style="text-align: justify;" align="justify"><span class="nolink">Aplicando la regla a nuestra función:</span></div> <p style="text-align: justify;" 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">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfrac»«mrow»«mi»d«/mi»«mi»f«/mi»«mo»(«/mo»«mi»#X«/mi»«mo»)«/mo»«/mrow»«mrow»«mi»d«/mi»«mi»#X«/mi»«/mrow»«/mfrac»«mo»=«/mo»«mfrac»«mrow»«mfrac»«mrow»«mi»d«/mi»«mo»(«/mo»«mi mathvariant=¨normal¨»ln«/mi»«mo»(«/mo»«mi»#X«/mi»«mo»)«/mo»«mo»)«/mo»«/mrow»«mrow»«mi»d«/mi»«mi»#X«/mi»«/mrow»«/mfrac»«mo»(«/mo»«mi»#pol1«/mi»«mo»)«/mo»«mo»-«/mo»«mi mathvariant=¨normal¨»ln«/mi»«mfenced»«mi»#X«/mi»«/mfenced»«mfrac»«mrow»«mi»d«/mi»«mfenced»«mi»#pol1«/mi»«/mfenced»«/mrow»«mrow»«mi»d«/mi»«mi»#X«/mi»«/mrow»«/mfrac»«/mrow»«msup»«mfenced»«mi»#pol1«/mi»«/mfenced»«mn»2«/mn»«/msup»«/mfrac»«/math»</span></span></span></span></span></span></span></span></p> <p style="text-align: justify;" align="justify"><span class="nolink">Aplicando la derivada de del logaritmo natural y la derivada de una potencia:</span></p> <p style="text-align: justify;" align="justify"><span class="nolink"><span style="font-family: times new roman,times,serif;"><span style="font-style: italic;"><span style="font-size: large;"><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">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mtable columnalign=¨left¨ rowspacing=¨0¨»«mtr»«mtd»«mfrac»«mrow»«mi»d«/mi»«mi»f«/mi»«mo»(«/mo»«mi»#X«/mi»«mo»)«/mo»«/mrow»«mrow»«mi»d«/mi»«mi»#X«/mi»«/mrow»«/mfrac»«mo»=«/mo»«mfrac»«mrow»«mfenced»«mfrac»«mn»1«/mn»«mi»#X«/mi»«/mfrac»«/mfenced»«mo»(«/mo»«mi»#pol1«/mi»«mo»)«/mo»«mo»-«/mo»«mi mathvariant=¨normal¨»ln«/mi»«mfenced»«mi»#X«/mi»«/mfenced»«mfenced»«mrow»«mi»#pol2«/mi»«/mrow»«/mfenced»«/mrow»«msup»«mfenced»«mi»#pol1«/mi»«/mfenced»«mn»2«/mn»«/msup»«/mfrac»«/mtd»«/mtr»«mtr»«mtd»«mfrac»«mrow»«mi»d«/mi»«mi»f«/mi»«mo»(«/mo»«mi»#X«/mi»«mo»)«/mo»«/mrow»«mrow»«mi»d«/mi»«mi»#X«/mi»«/mrow»«/mfrac»«mo»=«/mo»«mfrac»«mrow»«mfenced»«mfrac»«mn»1«/mn»«mi»#X«/mi»«/mfrac»«/mfenced»«mo»(«/mo»«mi»#pol1«/mi»«mo»)«/mo»«mo»-«/mo»«mi mathvariant=¨normal¨»ln«/mi»«mfenced»«mi»#X«/mi»«/mfenced»«mfenced»«mi»#pol3«/mi»«/mfenced»«/mrow»«msup»«mfenced»«mi»#pol1«/mi»«/mfenced»«mn»2«/mn»«/msup»«/mfrac»«/mtd»«/mtr»«/mtable»«/math»</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></p> <p style="text-align: justify;" align="justify"><span class="nolink">Desarrollando:</span></p> <p style="text-align: justify;" 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">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mtable columnalign=¨left¨ rowspacing=¨0¨»«mtr»«mtd»«mfrac»«mrow»«mi»d«/mi»«mi»f«/mi»«mo»(«/mo»«mi»#X«/mi»«mo»)«/mo»«/mrow»«mrow»«mi»d«/mi»«mi»#X«/mi»«/mrow»«/mfrac»«mo»=«/mo»«mfrac»«mfrac»«mrow»«mi»#pol1«/mi»«mo»-«/mo»«mi»#X«/mi»«mi mathvariant=¨normal¨»ln«/mi»«mfenced»«mi»#X«/mi»«/mfenced»«mfenced»«mi»#pol3«/mi»«/mfenced»«/mrow»«mi»#X«/mi»«/mfrac»«msup»«mfenced»«mi»#pol1«/mi»«/mfenced»«mn»2«/mn»«/msup»«/mfrac»«/mtd»«/mtr»«mtr»«mtd/»«/mtr»«mtr»«mtd»«mfrac»«mrow»«mi»d«/mi»«mi»f«/mi»«mo»(«/mo»«mi»#X«/mi»«mo»)«/mo»«/mrow»«mrow»«mi»d«/mi»«mi»#X«/mi»«/mrow»«/mfrac»«mo»§nbsp;«/mo»«mo»=«/mo»«mfrac»«mrow»«mi»#pol1«/mi»«mo»-«/mo»«mi»#X«/mi»«mi mathvariant=¨normal¨»ln«/mi»«mfenced»«mi»#X«/mi»«/mfenced»«mfenced»«mi»#pol3«/mi»«/mfenced»«/mrow»«mrow»«mi»#X«/mi»«msup»«mfenced»«mi»#pol1«/mi»«/mfenced»«mn»2«/mn»«/msup»«/mrow»«/mfrac»«/mtd»«/mtr»«/mtable»«/math»</span></span></span></span></span></span></span></span></span></span></span></p> <p style="text-align: justify;" align="justify"><span class="nolink">Por lo tanto:</span></p> <p style="text-align: justify;" align="justify"><span class="nolink"><span class="nolink"><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mtable columnalign=¨left¨ rowspacing=¨0¨»«mtr»«mtd/»«/mtr»«mtr»«mtd»«mfrac»«mrow»«mi»d«/mi»«mi»f«/mi»«mo»(«/mo»«mi»#X«/mi»«mo»)«/mo»«/mrow»«mrow»«mi»d«/mi»«mi»#X«/mi»«/mrow»«/mfrac»«mo»§nbsp;«/mo»«mo»=«/mo»«mfrac»«mrow»«mi»#pol1«/mi»«mo»-«/mo»«mi»#X«/mi»«mi mathvariant=¨normal¨»ln«/mi»«mfenced»«mi»#X«/mi»«/mfenced»«mfenced»«mi»#pol3«/mi»«/mfenced»«/mrow»«mrow»«mi»#X«/mi»«msup»«mfenced»«mi»#pol1«/mi»«/mfenced»«mn»2«/mn»«/msup»«/mrow»«/mfrac»«/mtd»«/mtr»«/mtable»«/math»</span></span></span><br />Luego, podemos evaluar en <span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»#X«/mi»«mo»=«/mo»«mi»#x1«/mi»«/math»</span>:</p> <p style="text-align: justify;" align="justify"><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfrac»«mrow»«mi»d«/mi»«mi»f«/mi»«mfenced»«mrow»«mi»#x1«/mi»«/mrow»«/mfenced»«/mrow»«mrow»«mi»d«/mi»«mi»#X«/mi»«/mrow»«/mfrac»«mo»=«/mo»«mfrac»«mrow»«mi»#pol4«/mi»«mo»-«/mo»«mi»#x1«/mi»«mo»§nbsp;«/mo»«mi mathvariant=¨normal¨»ln«/mi»«mfenced»«mrow»«mi»#x1«/mi»«/mrow»«/mfenced»«mo»§nbsp;«/mo»«mfenced»«mrow»«mi»#pol5«/mi»«/mrow»«/mfenced»«/mrow»«mrow»«mi»#x1«/mi»«mo»§nbsp;«/mo»«msup»«mfenced»«mrow»«mi»#pol4«/mi»«/mrow»«/mfenced»«mn»2«/mn»«/msup»«/mrow»«/mfrac»«/math»</span></p> <p style="text-align: justify;" align="justify">Al desarrollar la última expresión (labor que dejaremos al estudiante) se obtiene que:</p> <p style="text-align: justify;" align="justify"><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfrac»«mrow»«mi»d«/mi»«mi»f«/mi»«mfenced»«mrow»«mi»#x1«/mi»«/mrow»«/mfenced»«/mrow»«mrow»«mi»d«/mi»«mi»#X«/mi»«/mrow»«/mfrac»«mo»=«/mo»«mi»#resultado«/mi»«mo»§#8776;«/mo»«mi»#valorresultado«/mi»«/math»</span></p>
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<p><span style="font-family: times new roman,times,serif; font-size: large;"><em>¡Excelente!</em></span></p>
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<p align="justify"><span style="font-family: times new roman,times,serif; font-size: large;"><em>Revisa el desarrollo para identificar tus errores. ¡Tú puedes!</em></span></p>
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