document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=17145>Question 17145</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solve the quadratic equation by using the quadratic formula.\r<BR>\n" );
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document.write( "2xsquared + 4x = 1<BR>\n" );
document.write( "Thank you so much. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #8884 by </B><A HREF=/tutors/aboutme.mpl?userid=xcentaur><B>xcentaur(357)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=xcentaur><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=8884\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x%5E2+%2B+4x+-+1+=+0+ ALIGN=MIDDLE  ALT=\"+2x%5E2+%2B+4x+-+1+=+0+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><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( "x=[-4 +- sqrt(16 - 4*2*-1)]/2(2)<BR>\n" );
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document.write( "x=[-4 +- sqrt(16+8)]/4<BR>\n" );
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document.write( "x=(-4/4) +- (sqrt(24)/4)<BR>\n" );
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document.write( "x=-1 +- 2sqrt(6)/4<BR>\n" );
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document.write( "x=-1 +- sqrt(6)/2<BR>\n" );
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document.write( "-Prabhat </SPAN>\n" );
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