document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=113332>Question 113332</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Determine whether the following equations have a solution or not and justify your answer.\r<BR>\n" );
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document.write( "1.	5x² + 8x+7 =0<BR>\n" );
document.write( "2.	7½y²-6y-13(7)½=0<BR>\n" );
document.write( "3.	2x²+x-1 = 0<BR>\n" );
document.write( "4.	4/3x²-2x+3/4 =0<BR>\n" );
document.write( "5.	2x²+5x+5=0<BR>\n" );
document.write( "6.	p²-4p+4 =0<BR>\n" );
document.write( "7.	m²+m+1=0<BR>\n" );
document.write( "8.	3z²+z-1 =0<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #82478 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley71><B>checkley71(8403)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley71><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=82478\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> ALL QUADRATIC EQUATIONS HAVE SOLUTIONS. <BR>\n" );
document.write( "SOME READILY FACTORED  WHILE SOME NEED THE QUADRATIC EQUATION <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( "TO SOLVE.<BR>\n" );
document.write( "5X^2+8X+7=0 <BR>\n" );
document.write( "X=(-8+-SQRT8^2-4*5*7])/2*5<BR>\n" );
document.write( "X=(-8+-SQRT64-140])/10<BR>\n" );
document.write( "X=(-8+-SQRT-76)/10<BR>\n" );
document.write( "X=(-8+-8.7i)/10<BR>\n" );
document.write( "X=-.8+.87i ANSWER.<BR>\n" );
document.write( "X=(-8-8.71i)/10<BR>\n" );
document.write( "X=--.8-.87i ANSWER. </SPAN>\n" );
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