document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=968005>Question 968005</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If alpha and wita are the zeroes of 2xsquare+5x-10 then what is the value of alpha*wita? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #591617 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=591617\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If alpha and beta are the zeroes of 2xsquare+5x-10 then what is the value of alpha*beta?<BR>\n" );
document.write( "-----<BR>\n" );
document.write( "2x^2 + 5x - 10 = 0<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Ans: [-b+sqrt(b^2-4ac)]/(2a) * [-b-sqrt(b^2-4ac)]/(2a)<BR>\n" );
document.write( "=====<BR>\n" );
document.write( "= [b^2 - (b^2-4ac)]/4a^2<BR>\n" );
document.write( "====<BR>\n" );
document.write( "= [b^2-b^2+4ac]/4a^2<BR>\n" );
document.write( "---<BR>\n" );
document.write( "= 4ac/4a^2<BR>\n" );
document.write( "---<BR>\n" );
document.write( "= c/a<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Ans: alpha*beta = c/a = -10/2 = -5<BR>\n" );
document.write( "------------------------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "================== </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );