document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1009912>Question 1009912</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Write an exponential function such that f(-2) = 25 and f(1) = 8/5. <BR>\n" );
document.write( "I got F(x) = 6.25*(0.4) &#879;  but my teacher tells me its not 6.25 but 4. Where do I get the 4 from? \r<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 #625376 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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/cgi-bin/show-face.mpl?user=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=625376\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> It does check out with <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+4+ ALIGN=MIDDLE  ALT=\"+4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f%28x%29+=+4%2A%282%2F5%29%5Ex+ ALIGN=MIDDLE  ALT=\"+f%28x%29+=+4%2A%282%2F5%29%5Ex+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f%28-2%29+=+4%2A%282%2F5%29%5E%28-2%29+ ALIGN=MIDDLE  ALT=\"+f%28-2%29+=+4%2A%282%2F5%29%5E%28-2%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f%28-2%29+=+4%2A%28+1+%2F+%282%2F5%29%5E2%29+ ALIGN=MIDDLE  ALT=\"+f%28-2%29+=+4%2A%28+1+%2F+%282%2F5%29%5E2%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f%28-2%29+=+4%2A%285%2F2%29%5E2+ ALIGN=MIDDLE  ALT=\"+f%28-2%29+=+4%2A%285%2F2%29%5E2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f%28-2%29+=+4%2A%2825%2F4%29+ ALIGN=MIDDLE  ALT=\"+f%28-2%29+=+4%2A%2825%2F4%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f%28-2%29+=+25+ ALIGN=MIDDLE  ALT=\"+f%28-2%29+=+25+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "-------------------<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f%281%29+=+4%2A%282%2F5%29%5E1+ ALIGN=MIDDLE  ALT=\"+f%281%29+=+4%2A%282%2F5%29%5E1+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f%281%29+=+8%2F5+ ALIGN=MIDDLE  ALT=\"+f%281%29+=+8%2F5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "-------------------<BR>\n" );
document.write( "As for how to get the <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+4+ ALIGN=MIDDLE  ALT=\"+4+\"   DISABLED_style= \"max-width:90%; height:auto;\" >,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f%28-2%29+=+a%2A%282%2F5%29%5E%28-2%29+ ALIGN=MIDDLE  ALT=\"+f%28-2%29+=+a%2A%282%2F5%29%5E%28-2%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f%28-2%29+=+%2825a%29%2F4+ ALIGN=MIDDLE  ALT=\"+f%28-2%29+=+%2825a%29%2F4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+25+=+%2825a%29%2F4+ ALIGN=MIDDLE  ALT=\"+25+=+%2825a%29%2F4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1+=+a%2F4+ ALIGN=MIDDLE  ALT=\"+1+=+a%2F4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+a+=+4+ ALIGN=MIDDLE  ALT=\"+a+=+4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f%281%29+=a%2A%282%2F5%29%5E1+ ALIGN=MIDDLE  ALT=\"+f%281%29+=a%2A%282%2F5%29%5E1+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f%281%29+=+%282a%29%2F5+ ALIGN=MIDDLE  ALT=\"+f%281%29+=+%282a%29%2F5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+8%2F5+=+%282a%29%2F5+ ALIGN=MIDDLE  ALT=\"+8%2F5+=+%282a%29%2F5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2a+=+8+ ALIGN=MIDDLE  ALT=\"+2a+=+8+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+a+=+4+ ALIGN=MIDDLE  ALT=\"+a+=+4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Hope this helps </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );