document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=132946>Question 132946</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Determine whether the following equations have a solution or not? Justify your answer. <BR>\n" );
document.write( "(7)1/2y2 - 6y - 13(7)1/2 = 0 Please help with this difficult question. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #97137 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=97137\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (7)1/2y^2 - 6y - 13(7)1/2 = 0<BR>\n" );
document.write( "Multiply thru by 2 to get rid of the fractions:<BR>\n" );
document.write( "7y^2 -12y -91 = 0<BR>\n" );
document.write( "y = [12 +-sqrt(12^2-4*7*-91)]/14<BR>\n" );
document.write( "y = [12 +- 51.8845]/14<BR>\n" );
document.write( "y = 4.5632... or y = -2.8489..<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );