document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=93767>Question 93767</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need to determine if the given x-value is a zero of the function - show work<BR>\n" );
document.write( "f(x)=x^3-x^2+4x-4<BR>\n" );
document.write( "     is x=1 a root<BR>\n" );
document.write( "OH HELP - dont get at all<BR>\n" );
document.write( "llo </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #68309 by </B><A HREF=/tutors/aboutme.mpl?userid=Nate><B>Nate(3500)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Nate><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=68309\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> f(x) = x^3 - x^2 + 4x - 4<BR>\n" );
document.write( "f(1) = 1^3 - 1^2 + 4 - 4 = 0<BR>\n" );
document.write( "(1,0) .. for x = 1, a zero lies along the function<BR>\n" );
document.write( "Info for rest:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28300%2C300%2C-5%2C5%2C-5%2C5%2Cx%5E3+-+x%5E2+%2B+4x+-+4%29 ALIGN=MIDDLE  ALT=\"graph%28300%2C300%2C-5%2C5%2C-5%2C5%2Cx%5E3+-+x%5E2+%2B+4x+-+4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );