document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=124404>Question 124404</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Evaluate each function for the value specified\r<BR>\n" );
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document.write( "3.	f (x) = -2x^3 + 5x^2 - x - 1; find \r<BR>\n" );
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document.write( "(a) f (-1), (b) f (0), and (c) f (2).<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 #91163 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=91163\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a)\r<BR>\n" );
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document.write( "Let's evaluate <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-1%29 ALIGN=MIDDLE  ALT=\"f%28-1%29\"   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=f%28x%29=-2x%5E3%2B5x%5E2-1x-1 ALIGN=MIDDLE  ALT=\"f%28x%29=-2x%5E3%2B5x%5E2-1x-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given function.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-1%29=-2%28-1%29%5E3%2B5%28-1%29%5E2-1%28-1%29-1 ALIGN=MIDDLE  ALT=\"f%28-1%29=-2%28-1%29%5E3%2B5%28-1%29%5E2-1%28-1%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Plug in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=-1 ALIGN=MIDDLE  ALT=\"x=-1\"   DISABLED_style= \"max-width:90%; height:auto;\" >. In other words, replace each x with -1.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-1%29=-2%28-1%29%2B5%28-1%29%5E2-1%28-1%29-1 ALIGN=MIDDLE  ALT=\"f%28-1%29=-2%28-1%29%2B5%28-1%29%5E2-1%28-1%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Evaluate <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-1%29%5E3 ALIGN=MIDDLE  ALT=\"%28-1%29%5E3\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get -1.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-1%29=-2%28-1%29%2B5%281%29-1%28-1%29-1 ALIGN=MIDDLE  ALT=\"f%28-1%29=-2%28-1%29%2B5%281%29-1%28-1%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Evaluate <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-1%29%5E2 ALIGN=MIDDLE  ALT=\"%28-1%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get 1.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-1%29=%2B2%2B5%281%29-1%28-1%29-1 ALIGN=MIDDLE  ALT=\"f%28-1%29=%2B2%2B5%281%29-1%28-1%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply -2 and -1 to get  2\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-1%29=%2B2%2B5-1%28-1%29-1 ALIGN=MIDDLE  ALT=\"f%28-1%29=%2B2%2B5-1%28-1%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply 5 and 1 to get  5\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-1%29=%2B2%2B5%2B1-1 ALIGN=MIDDLE  ALT=\"f%28-1%29=%2B2%2B5%2B1-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply -1 and -1 to get  1\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-1%29=7 ALIGN=MIDDLE  ALT=\"f%28-1%29=7\"   DISABLED_style= \"max-width:90%; height:auto;\" > Now combine like terms\r<BR>\n" );
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document.write( "-----------Now let's evaluate another value---------\r<BR>\n" );
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document.write( "b)\r<BR>\n" );
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document.write( "Let's evaluate <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%280%29 ALIGN=MIDDLE  ALT=\"f%280%29\"   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=f%28x%29=-2x%5E3%2B5x%5E2-1x-1 ALIGN=MIDDLE  ALT=\"f%28x%29=-2x%5E3%2B5x%5E2-1x-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given function.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%280%29=-2%280%29%5E3%2B5%280%29%5E2-1%280%29-1 ALIGN=MIDDLE  ALT=\"f%280%29=-2%280%29%5E3%2B5%280%29%5E2-1%280%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Plug in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=0 ALIGN=MIDDLE  ALT=\"x=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >. In other words, replace each x with 0.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%280%29=-2%280%29%2B5%280%29%5E2-1%280%29-1 ALIGN=MIDDLE  ALT=\"f%280%29=-2%280%29%2B5%280%29%5E2-1%280%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Evaluate <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%280%29%5E3 ALIGN=MIDDLE  ALT=\"%280%29%5E3\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get 0.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%280%29=-2%280%29%2B5%280%29-1%280%29-1 ALIGN=MIDDLE  ALT=\"f%280%29=-2%280%29%2B5%280%29-1%280%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Evaluate <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%280%29%5E2 ALIGN=MIDDLE  ALT=\"%280%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get 0.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%280%29=%2B0%2B5%280%29-1%280%29-1 ALIGN=MIDDLE  ALT=\"f%280%29=%2B0%2B5%280%29-1%280%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply -2 and 0 to get  0\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%280%29=%2B0%2B0-1%280%29-1 ALIGN=MIDDLE  ALT=\"f%280%29=%2B0%2B0-1%280%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply 5 and 0 to get  0\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%280%29=%2B0%2B0%2B0-1 ALIGN=MIDDLE  ALT=\"f%280%29=%2B0%2B0%2B0-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply -1 and 0 to get  0\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%280%29=-1 ALIGN=MIDDLE  ALT=\"f%280%29=-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Now combine like terms\r<BR>\n" );
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document.write( "-----------Now let's evaluate another value---------\r<BR>\n" );
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document.write( "c)\r<BR>\n" );
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document.write( "Let's evaluate <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%282%29 ALIGN=MIDDLE  ALT=\"f%282%29\"   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=f%28x%29=-2x%5E3%2B5x%5E2-1x-1 ALIGN=MIDDLE  ALT=\"f%28x%29=-2x%5E3%2B5x%5E2-1x-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given function.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%282%29=-2%282%29%5E3%2B5%282%29%5E2-1%282%29-1 ALIGN=MIDDLE  ALT=\"f%282%29=-2%282%29%5E3%2B5%282%29%5E2-1%282%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Plug in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=2 ALIGN=MIDDLE  ALT=\"x=2\"   DISABLED_style= \"max-width:90%; height:auto;\" >. In other words, replace each x with 2.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%282%29=-2%288%29%2B5%282%29%5E2-1%282%29-1 ALIGN=MIDDLE  ALT=\"f%282%29=-2%288%29%2B5%282%29%5E2-1%282%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Evaluate <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%282%29%5E3 ALIGN=MIDDLE  ALT=\"%282%29%5E3\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get 8.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%282%29=-16%2B5%284%29-1%282%29-1 ALIGN=MIDDLE  ALT=\"f%282%29=-16%2B5%284%29-1%282%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply -2 and 8 to get  -16\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%282%29=-16%2B20-1%282%29-1 ALIGN=MIDDLE  ALT=\"f%282%29=-16%2B20-1%282%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply 5 and 4 to get  20\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%282%29=-16%2B20-2-1 ALIGN=MIDDLE  ALT=\"f%282%29=-16%2B20-2-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply -1 and 2 to get  -2\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%282%29=1 ALIGN=MIDDLE  ALT=\"f%282%29=1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Now combine like terms<BR>\n" );
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