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<font size="4" style="font-style: italic;"><span style="font-family: times new roman,times,serif;">Sea la recta #R1 </span><span style="font-family: times new roman,times,serif;">y la recta #R2.<br /><br style="font-family: times new roman,times,serif;" /></span><span style="font-family: times new roman,times,serif;">Sus gráficas corresponden a dos rectas...</span></font><br />
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<font size="4" style="font-style: italic;"><span style="font-family: times new roman,times,serif;">Solución:<br /><br /></span></font><font size="4" style="font-style: italic;"><span style="font-family: times new roman,times,serif;">Observa en el gráfico la representación de cada recta dada:</span></font><br />#dib<br /><span style="font-style: italic;"><span style="font-family: times new roman,times,serif;"><font size="4">Recordemos las condiciones de PARALELISMO y de PERPENDICULARIDAD entre rectas:<br />Sean </font><br /><font size="4">a) Si las pendientes son Iguales, entonces las rectas dadas son PARALELAS.<br />b) </font></span></span><font size="4"><span style="font-style: italic;"><span style="font-family: times new roman,times,serif;">Si el producto de las pendientes es igual a <span class="nolink">«math xmlns="http://www.w3.org/1998/Math/MathML"»«mo»-«/mo»«mn»1«/mn»«/math»</span>, entonces las rectas dadas son PERPENDICULARES.<br />c) Si no cumplen ninguna de las condiciones anteriores, entonces las rectas dadas son OBLICUAS</span></span></font>.<br /><font size="4"><span style="font-family: times new roman,times,serif; font-style: italic;"><br />Para la Recta </span><span class="nolink">«math xmlns="http://www.w3.org/1998/Math/MathML"»«mi»#R1«/mi»«/math»</span></font> <font size="4"><span style="font-family: times new roman,times,serif; font-style: italic;">se tiene que su pendiente es </span></font><span class="nolink">«math xmlns="http://www.w3.org/1998/Math/MathML"»«mi»#m1«/mi»«/math»</span><br />y <font size="4"><span style="font-family: times new roman,times,serif; font-style: italic;">para la Recta </span><span class="nolink">«math xmlns="http://www.w3.org/1998/Math/MathML"»«mi»#R2«/mi»«/math»</span></font> <font size="4" style="font-style: italic;"><span style="font-family: times new roman,times,serif;">se tiene que su pendiente es </span></font><span class="nolink">«math xmlns="http://www.w3.org/1998/Math/MathML"»«mi»#m2«/mi»«/math»</span><br /> <div style="text-align: left;"><span style="font-style: italic;"><span style="font-family: times new roman,times,serif;"></span></span><font size="4"><span style="font-style: italic;"><span style="font-family: times new roman,times,serif;">Luego</span></span></font><span style="font-style: italic;"><span style="font-family: times new roman,times,serif;"><font size="4">, e</font><font size="4">n nuestro caso</font></span></span> <span style="font-style: italic;"><span style="font-family: times new roman,times,serif;"><font size="4"> #T #S</font><br /></span></span></div>
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Choice 1
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#opa
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<font size="4"><span style="font-family: times new roman,times,serif;"><span style="font-style: italic;">Bien. Continúa de esa manera.</span><br /></span></font>
Choice 2
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#opb
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<font size="4" style="font-style: italic;"><span style="font-family: times new roman,times,serif;">Recuerda que la pendiente en la ecuación principal de la recta, corresponde al coeficiente de la variable "x", ahora fíjate en las condiciones de paralelismo y perpendicularidad.</span></font>
Choice 3
Answer
#opc
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<font size="4"><span style="font-family: times new roman,times,serif;"><span style="font-style: italic;">Revisa las condiciones de paralelismo y perpendicularidad de rectas.</span><br /></span></font>
Choice 4
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#opd
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<font size="4" style="font-style: italic;"><span style="font-family: times new roman,times,serif;">Si existen las pendientes de las rectas dadas, entonces debes revisar las condiciones. Las posibilidades son tres, es decir, que sean PARALELAS, PERPENDICULARES u OBLICUAS.</span></font>
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Tuesday, 17 September 2013, 9:51 AM
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Tuesday, 17 September 2013, 9:51 AM
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