document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=259859>Question 259859</A>: <I><SPAN STYLE=\"word-break: break-all;\"> This one is a bit different than what I have actually learned my my lessons.  Could you help me solve this equation?\r<BR>\n" );
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document.write( "10x^4 - 27x^2 + 5 = 0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #191330 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=191330\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hint: Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z=x%5E2 ALIGN=MIDDLE  ALT=\"z=x%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > and notice that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z%5E2=x%5E4 ALIGN=MIDDLE  ALT=\"z%5E2=x%5E4\"   DISABLED_style= \"max-width:90%; height:auto;\" >. Apply the appropriate substitutions to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10z%5E2-27z%2B5=0 ALIGN=MIDDLE  ALT=\"10z%5E2-27z%2B5=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >. Solve this equation using the quadratic formula to get two solutions in terms of 'z'. Use each solution to find two solutions (per solution of 'z') in terms of 'x'. In total, you should get 4 solutions in terms of 'x'. </SPAN>\n" );
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