document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=134221>Question 134221</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hello-Please help!<BR>\n" );
document.write( "I am just not grasping the concept of functions.\r<BR>\n" );
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document.write( "Find the requested value.<BR>\n" );
document.write( "f(3) for f(x)={3x+1, if x<1<BR>\n" );
document.write( "               3x, if 3 (less than or equal to sign)x (less than or equal to <BR>\n" );
document.write( "               sign) 8<BR>\n" );
document.write( "               3-5x, if x>8<BR>\n" );
document.write( "Everything after the equals sign is enclosed by one bracket. THANK YOU very much! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #98151 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=98151\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Remember, f(3) is asking \"what is the value of f(x) (or y) when x=3?\" \r<BR>\n" );
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document.write( "Notice how the only inequality that has the value x=3 in the interval is the second equation <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3x ALIGN=MIDDLE  ALT=\"3x\"   DISABLED_style= \"max-width:90%; height:auto;\" > since the inequality is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3%3C=x%3C=8 ALIGN=MIDDLE  ALT=\"3%3C=x%3C=8\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "So simply plug in x=3 into <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3x ALIGN=MIDDLE  ALT=\"3x\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3%283%29=9 ALIGN=MIDDLE  ALT=\"3%283%29=9\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "So <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%283%29=9 ALIGN=MIDDLE  ALT=\"f%283%29=9\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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