document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=912785>Question 912785</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Howdy, having a little problem with this question, not sure if it's supposed to be a piecewise function or what.\r<BR>\n" );
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document.write( "The question goes:\r<BR>\n" );
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document.write( "The graph of f is concave down for 0<=x<=6. Which is bigger, (f(3)-f(1))/(3-1) or (f(5)-f(3))/(5-3)? Why?\r<BR>\n" );
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document.write( "Not exactly sure how you'd go about solving this; Most of the book before this has given a formula or a table to use, this question does not.\r<BR>\n" );
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document.write( "Pardon if this is in the wrong section, it looks like a function and I'm not quite certain if I'm supposed to be solving it, or graphing, or what.<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #554050 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39618)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=554050\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> My impulse is to say, we need to know what kind of graph and maybe what is the x at the maximum.  A possibility could be that f(3)>f(1) and then <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28f%283%29-f%281%29%29%2F%283-1%29%3E0 ALIGN=MIDDLE  ALT=\"%28f%283%29-f%281%29%29%2F%283-1%29%3E0\"   DISABLED_style= \"max-width:90%; height:auto;\" >; and that f(5)<(f(3) and then <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28f%285%29-f%283%29%29%2F%285-3%29%3C0 ALIGN=MIDDLE  ALT=\"%28f%285%29-f%283%29%29%2F%285-3%29%3C0\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  This could mean that the first ratio is GREATER than the second ratio.\r<BR>\n" );
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document.write( "That can all be wrong if the graph or the actual function make for the discussion I gave to be wrong. </SPAN>\n" );
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