document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=311331>Question 311331</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve each equation by graphing. Where necessary, round to the nearest hundredth.<BR>\n" );
document.write( "4.   x4 + 2x2 – 1 = 0  <BR>\n" );
document.write( "–0.64, 0.64<BR>\n" );
document.write( "0.64, –0.46<BR>\n" );
document.write( "0.46, –0.46<BR>\n" );
document.write( "5.   –x3 – 3x – 2 = 0  \r<BR>\n" );
document.write( "\n" );
document.write( "6.   y = –x4 + 4x3 + 3 = 0  <BR>\n" );
document.write( "0.86, –4.05<BR>\n" );
document.write( "–0.85, 5.04<BR>\n" );
document.write( "–0.85, 4.05<BR>\n" );
document.write( "7.   –x3 + 3x + 4 = 0  \r<BR>\n" );
document.write( "\n" );
document.write( "8.   x4 + 2x – 3 = 0  <BR>\n" );
document.write( "–1.57, –1<BR>\n" );
document.write( "1, 1.57<BR>\n" );
document.write( "–1.57, 1<BR>\n" );
document.write( "9.   –x3 + 2x2 + 1 = 0   </SPAN>\n" );
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