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<p align="justify"><em><font face="times new roman,times,serif" size="4">Reduzca la siguiente expresión algebraica:</font></em></p> <p align="center"><em><font face="Times New Roman" size="4"><span class="nolink"><span class="nolink"><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»#ENUNCIADO«/mi»«/math»</span></span></span></font></em></p>
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<p align="justify"><em><font face="times new roman,times,serif" size="4">Solución:</font></em></p> <p align="justify"><em><font face="Times New Roman" size="4">Dado el enunciado, el desarrollo dependerá esencialmente del signo que anteceda al paréntesis.</font></em></p> <p align="justify"><em><font face="Times New Roman" size="4">Si el signo es positivo, los signos de los coeficientes internos del paréntesis no deben cambiar y solo basta eliminar los paréntesis.</font></em></p> <p align="justify"><em><font face="Times New Roman" size="4">Si el signo es negativo, los signos de los coeficientes internos del paréntesis deben cambiar, para luego eliminar los paréntesis.</font></em></p> <p align="justify"><em><font face="Times New Roman" size="4">AsÃ:</font></em></p> <p align="center"><em><font face="Times New Roman" size="4"><span class="nolink"><span class="nolink"><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»#ENUNCIADO«/mi»«mo»=«/mo»«mi»#PASO1«/mi»«/math»</span></span></span> </font></em></p> <p align="justify"><em><font face="Times New Roman" size="4">Luego, se deben ordenar los términos, de tal manera que queden juntos los que sean semejantes entre sÃ:</font></em></p> <p align="center"><em><font face="Times New Roman" size="4"><span class="nolink"><span class="nolink"><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»#PASO1«/mi»«mo»=«/mo»«mi»#PASO2«/mi»«/math»</span></span></span> </font></em></p> <p align="justify"><em><font face="Times New Roman" size="4">Posteriormente, debemos factorizar por la variable de los términos semejantes correspondientes:</font></em></p> <p align="center"><em><font face="Times New Roman" size="4"><span class="nolink"><span class="nolink"><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»#PASO2«/mi»«mo»=«/mo»«mi»#PASO3«/mi»«/math»</span></span></span> </font></em></p> <p align="justify"><em><font face="Times New Roman" size="4">Finalmente, se suman o restan -según sea el caso- los coeficientes numéricos que quedaron dentro de los paréntesis. Con esto llegamos al resultado:</font></em></p> <p align="center"><em><font face="Times New Roman" size="4"><span class="nolink"><span class="nolink"><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»#PASO3«/mi»«mo»=«/mo»«mi»#PASO4«/mi»«/math»</span></span></span> </font></em></p> <p align="justify"><em><font face="Times New Roman" size="4">Por lo tanto: <span class="nolink"><span class="nolink"><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»#ENUNCIADO«/mi»«mo»=«/mo»«mi»#PASO4«/mi»«/math»</span></span></span>.</font></em></p>
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Answer 1
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100%
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83.33333%
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<font size="4" style="font-style: italic;"><span style="font-family: times new roman,times,serif;">¡Muy bien! Sigue asÃ.</span></font>
Answer 2
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100%
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83.33333%
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16.66667%
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<font size="4" style="font-style: italic;"><span style="font-family: times new roman,times,serif;">Revisa tu desarrollo para identificar tus errores. ¡Tú puedes! </span></font><br />
Answer 3
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None
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83.33333%
80%
75%
70%
66.66667%
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33.33333%
30%
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20%
16.66667%
14.28571%
12.5%
11.11111%
10%
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100%
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33.33333%
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Tuesday, 13 August 2013, 4:22 PM
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