document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=923330>Question 923330</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Let f(x)=x^2&#8722;4 and g(x)=4x+1, evaluate the following.\r<BR>\n" );
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document.write( "a. f(&#8722;4) =  <BR>\n" );
document.write( "b. f(&#8722;1)+g(&#8722;1) =  <BR>\n" );
document.write( "c. 3f(x)&#8722;g(x) =      <BR>\n" );
document.write( "d. f(g(4)) =  <BR>\n" );
document.write( "e. g(f(4)) = </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #559977 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=559977\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=x%5E2-4 ALIGN=MIDDLE  ALT=\"f%28x%29=x%5E2-4\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=g%28x%29=4x%2B1 ALIGN=MIDDLE  ALT=\"g%28x%29=4x%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" >, evaluate the following.\r<BR>\n" );
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document.write( "a.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f%28-4%29 ALIGN=MIDDLE  ALT=\"+f%28-4%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%28-4%29=%28-4%29%5E2-4 ALIGN=MIDDLE  ALT=\"f%28-4%29=%28-4%29%5E2-4\"   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%28-4%29=16-4 ALIGN=MIDDLE  ALT=\"f%28-4%29=16-4\"   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%28-4%29=12 ALIGN=MIDDLE  ALT=\"f%28-4%29=12\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "b. <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-1%29%2Bg%28-1%29+=%28x%5E2-4%29%2B%284x%2B1%29=%28%28-1%29%5E2-4%29%2B%284%28-1%29%2B1%29=1-4-4%2B1=2-8=-6 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "  <BR>\n" );
document.write( "c. <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3f%28x%29-g%28x%29+=3%28+x%5E2-4%29-%284x%2B1%29=3x%5E2-12-4x%2B1=3x%5E2-4x-11 ALIGN=MIDDLE  ALT=\"3f%28x%29-g%28x%29+=3%28+x%5E2-4%29-%284x%2B1%29=3x%5E2-12-4x%2B1=3x%5E2-4x-11\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "     <BR>\n" );
document.write( "d. <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28g%284%29%29 ALIGN=MIDDLE  ALT=\"f%28g%284%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = \r<BR>\n" );
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document.write( "first find <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=g%284%29 ALIGN=MIDDLE  ALT=\"g%284%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=g%284%29=4%2A4%2B1=17 ALIGN=MIDDLE  ALT=\"g%284%29=4%2A4%2B1=17\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "now find <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%2817%29 ALIGN=MIDDLE  ALT=\"f%2817%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%2817%29=17%5E2-4=289-4=285 ALIGN=MIDDLE  ALT=\"f%2817%29=17%5E2-4=289-4=285\"   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%28g%284%29%29=285 ALIGN=MIDDLE  ALT=\"f%28g%284%29%29=285\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "e. <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=g%28f%284%29%29 ALIGN=MIDDLE  ALT=\"g%28f%284%29%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%284%29=4%5E2-4=16-4=12 ALIGN=MIDDLE  ALT=\"f%284%29=4%5E2-4=16-4=12\"   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=g%2812%29=4%2A12%2B1=49 ALIGN=MIDDLE  ALT=\"g%2812%29=4%2A12%2B1=49\"   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=g%28f%284%29%29=49 ALIGN=MIDDLE  ALT=\"g%28f%284%29%29=49\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( " </SPAN>\n" );
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