document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=695865>Question 695865</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Given that f(x)=2x-3\r<BR>\n" );
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document.write( "(A)Find x such that f(x)=0 (already solved) Ans:3/2<BR>\n" );
document.write( "(b)Find x such that f(f(x))=0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #429434 by </B><A HREF=/tutors/aboutme.mpl?userid=mathbird><B>mathbird(71)</B></A><img src=\"/images/stars/stars-08.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mathbird><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=429434\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> f(x)=2x-3<BR>\n" );
document.write( "f(x)=0 <BR>\n" );
document.write( "2x-3=0<BR>\n" );
document.write( "2x=3<BR>\n" );
document.write( "x=3/2<BR>\n" );
document.write( "f(f(x))=0<BR>\n" );
document.write( "f(2x-3)=2(2x-3)-3<BR>\n" );
document.write( "       =4x-6-3<BR>\n" );
document.write( "       =4x-9<BR>\n" );
document.write( "f(f(x))=0<BR>\n" );
document.write( "4x-9=0<BR>\n" );
document.write( "4x=9<BR>\n" );
document.write( "x=9/4 </SPAN>\n" );
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