document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1022804>Question 1022804</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve by completing the square:                                                                            <BR>\n" );
document.write( "y^2+5y-2=0\r<BR>\n" );
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document.write( "Solve by using the Quadratic Formula\r<BR>\n" );
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document.write( "2x^2-4x-9=0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #638432 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=638432\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Solve by completing the square:<BR>\n" );
document.write( "y^2 + 5y - 2 = 0<BR>\n" );
document.write( "y^2 + 5y + __ = 2<BR>\n" );
document.write( "Find the value that completes the square; (5/2)^2 = 6.25<BR>\n" );
document.write( "y^2 + 5y + 6.25 = 2 + 6.25<BR>\n" );
document.write( "y^2 + 5y + 6.25 = 8.25<BR>\n" );
document.write( "factors to<BR>\n" );
document.write( "(y + 2.5)(y + 2.5) = 8.25<BR>\n" );
document.write( "y + 2.5) = +/-<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%288.25%29 ALIGN=MIDDLE  ALT=\"sqrt%288.25%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "y = -2.5 + <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%288.25%29 ALIGN=MIDDLE  ALT=\"sqrt%288.25%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and<BR>\n" );
document.write( "y = -2.5 - <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%288.25%29 ALIGN=MIDDLE  ALT=\"sqrt%288.25%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ":<BR>\n" );
document.write( "Solve by using the Quadratic Formula<BR>\n" );
document.write( "2x^2 - 4x - 9 = 0 <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+ ALIGN=MIDDLE  ALT=\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "a=2; b=-4; c=-9<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+%28-%28-4%29+%2B-+sqrt%28-4%5E2-4%2A2%2A-9+%29%29%2F%282%2A2%29+ ALIGN=MIDDLE  ALT=\"x+=+%28-%28-4%29+%2B-+sqrt%28-4%5E2-4%2A2%2A-9+%29%29%2F%282%2A2%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+%284+%2B-+sqrt%2816%2B72+%29%29%2F4+ ALIGN=MIDDLE  ALT=\"x+=+%284+%2B-+sqrt%2816%2B72+%29%29%2F4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+%284+%2B-+sqrt%2888%29%29%2F4+ ALIGN=MIDDLE  ALT=\"x+=+%284+%2B-+sqrt%2888%29%29%2F4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+%284+%2B+9.38%29%2F4+ ALIGN=MIDDLE  ALT=\"x+=+%284+%2B+9.38%29%2F4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "x = 3.345<BR>\n" );
document.write( "and<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+%284+-+9.38%29%2F4+ ALIGN=MIDDLE  ALT=\"x+=+%284+-+9.38%29%2F4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "x = -1.345\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );