document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=533203>Question 533203</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the number of nonzero solutions of the equation: z^2+2z&#773;=0. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #350998 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=350998\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find the number of nonzero solutions of the equation: z^2+2z&#773;=0.<BR>\n" );
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document.write( "If you are just looking for the number of solutions, use<BR>\n" );
document.write( "the discriminant:<BR>\n" );
document.write( "b^2-4ac = 2^2-4*1*0 = 4<BR>\n" );
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document.write( "Since it is > 0 there are 2 solutions.<BR>\n" );
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document.write( "If you need the solutions:<BR>\n" );
document.write( "Factor z^2+2z = 0<BR>\n" );
document.write( "z(z+2) = 0<BR>\n" );
document.write( "z = 0 or z = -2<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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