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<body topmargin=0 leftmargin=0 marginheight=0 marginwidth=0> <table cellpadding=0 cellspacing=0 border=0><tr> <td valign="top" height=77 BGCOLOR="#009999" TEXT="#080000"> <div> <FONT SIZE="5" COLOR="#33FFCC" FACE="Times New Roman" ><B>Precálculo21</B></FONT> | <A HREF="index.htm" TARGET="_top" TITLE="Precálculo21"><U>Página principal</U></A> |<A HREF="id22.htm" TARGET="_top" TITLE="Álgebra de Baldor"><U> Álgebra de Baldor</U></A></div> <div> <A HREF="id26.htm" TARGET="_top" TITLE="1"><U>1</U></A> | <A HREF="id27.htm" TARGET="_top" TITLE="2"><U>2</U></A> | <A HREF="id28.htm" TARGET="_top" TITLE="3"><U>3</U></A> | <A HREF="id29.htm" TARGET="_top" TITLE="4"><U>4</U></A> | <A HREF="id30.htm" TARGET="_top" TITLE="5"><U>5</U></A> | <A HREF="id31.htm" TARGET="_top" TITLE="6"><U>6</U></A> | <A HREF="id32.htm" TARGET="_top" TITLE="7"><U>7</U></A> | <A HREF="id33.htm" TARGET="_top" TITLE="8"><U>8</U></A> | <A HREF="id34.htm" TARGET="_top" TITLE="9"><U>9</U></A> | <A HREF="id35.htm" TARGET="_top" 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TARGET="_top" TITLE="77"><U>77</U></A> | <A HREF="id104.htm" TARGET="_top" TITLE="78"><U>78</U></A> | <A HREF="id105.htm" TARGET="_top" TITLE="79"><U>79</U></A> | <A HREF="id106.htm" TARGET="_top" TITLE="80"><U>80</U></A> | <A HREF="id107.htm" TARGET="_top" TITLE="81"><U>81</U></A> | <A HREF="id108.htm" TARGET="_top" TITLE="82"><U>82</U></A> | <A HREF="id109.htm" TARGET="_top" TITLE="83"><U>83</U></A> | <A HREF="id110.htm" TARGET="_top" TITLE="84"><U>84</U></A> | <A HREF="id111.htm" TARGET="_top" TITLE="85"><U>85</U></A> | <A HREF="id112.htm" TARGET="_top" TITLE="86"><U>86</U></A> | <A HREF="id113.htm" TARGET="_top" TITLE="87"><U>87</U></A> | <A HREF="id114.htm" TARGET="_top" TITLE="88"><U>88</U></A> | <A HREF="id115.htm" TARGET="_top" TITLE="89"><U>89</U></A> | <A HREF="id116.htm" TARGET="_top" TITLE="90"><U>90</U></A> | <A HREF="id117.htm" TARGET="_top" TITLE="91"><U>91</U></A> | <A HREF="id118.htm" TARGET="_top" TITLE="92"><U>92</U></A> | <A HREF="id119.htm" TARGET="_top" TITLE="93"><U>93</U></A> | <A HREF="id120.htm" TARGET="_top" TITLE="94"><U>94</U></A> | <A HREF="id121.htm" TARGET="_top" TITLE="95"><U>95</U></A> | <A HREF="id122.htm" TARGET="_top" TITLE="96"><U>96</U></A> | <A HREF="id123.htm" TARGET="_top" TITLE="97"><U>97</U></A> | <A HREF="id124.htm" TARGET="_top" TITLE="98"><U>98</U></A> | <A HREF="id125.htm" TARGET="_top" TITLE="99"><U>99</U></A> | <A HREF="id126.htm" TARGET="_top" TITLE="100"><U>100</U></A> | <A HREF="id127.htm" TARGET="_top" TITLE="101"><U>101</U></A> | <A HREF="id128.htm" TARGET="_top" TITLE="102"><U>102</U></A></div> <div> </div> </td> </tr><tr> <td valign="top" height=382 BGCOLOR="#FFFFFF" TEXT="#080000"> <div> <B>69</B></div> <div> <B>P r o d u c t o s y c o c i e n t e s n o t a b l e s</B></div> <div> <B>Cocientes notables</B></div> <div> <B>Cociente de la diferencia de los cuadrados de dos cantidades entre la suma o la diferencia de las cantidades</B></div> <div> <TABLE BORDER="2" CELLPADDING="2" CELLSPACING="1" WIDTH="508" BORDERCOLORLIGHT="#66FFFF" BORDERCOLORDARK="#0000FF" FRAME="BOX" RULES="ALL" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" > <tR> <tD VALIGN=TOP HEIGHT= 134 ><NOBR><div> <B>P r o c e d i m i e n t o</B><FONT SIZE="3" COLOR="#000000" FACE="Times New Roman" > </FONT></div> <bR> <div> <B>1.</B><FONT SIZE="3" COLOR="#000000" FACE="Times New Roman" > Factorizamos la diferencia de cuadrados en el numerador</FONT></div> <div> <B>2.</B><FONT SIZE="3" COLOR="#000000" FACE="Times New Roman" > Simplificamos.</FONT></div> <DIV ALIGN="LEFT"></DIV> <div> <IMG SRC="1f6dd170.gif" border=0 width="221" height="23" ALT="MathType 5.0 Equation" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> <bR> </NOBR></tD> </tR> </TABLE></div> <div> <FONT SIZE="3" COLOR="#9900FF" FACE="Times New Roman" ><B>H</B></FONT>allar, por simple inspección, el cociente de: </div> <div> <IMG SRC="1f744c90.gif" border=0 width="324" height="713" ALT="MathType 5.0 Equation" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> <bR> <div> <IMG SRC="1f889bd0.gif" border=0 width="393" height="701" ALT="MathType 5.0 Equation" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> <bR> <bR> </td> </tr><tr> <td valign="top" height=21 BGCOLOR="#009999" TEXT="#080000"> <bR> </td> </tr></table></body>