document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=9820>Question 9820</A>: <I><SPAN STYLE=\"word-break: break-all;\"> the work has to do with finding function values \r<BR>\n" );
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document.write( "if f(x)=3x^2+x-2 and h(x)=7x+3, find each value\r<BR>\n" );
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document.write( "1. f(5)<BR>\n" );
document.write( "2. h(-4)<BR>\n" );
document.write( "3. 2[f(-1)]<BR>\n" );
document.write( "4. f(3)-h(2)<BR>\n" );
document.write( "5. 4[h(1/2)]<BR>\n" );
document.write( "6. f(a)+h(a)<BR>\n" );
document.write( "7. Hi-Tech Inc. is a consulting company that charges $750 up front plus475 for each day computer training.\r<BR>\n" );
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document.write( "a.write an equation in functional notation that describes the cost of hiring the consulting company for d days of employee training.\r<BR>\n" );
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document.write( "b. what would the cost be if you hired the consulting copany for three days of training.\r<BR>\n" );
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document.write( "c. another training company, software specialists group, provides computer training for a flat rate of $600 per day. Which company offers the better deal if you need 7 days of employee computer training? how much would the training cost?      <BR>\n" );
document.write( "this is an Algebra II class<BR>\n" );
document.write( "I hope somebody would help me this is due tomorrow thank you\r<BR>\n" );
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document.write( "sincerely bruce garcia  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #5310 by </B><A HREF=/tutors/aboutme.mpl?userid=rapaljer><B>rapaljer(4671)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rapaljer><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=rapaljer><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=5310\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> This is called \"functional notation,\" and I think I need to submit a lesson plan on this topic.  There seems to be a lot of confusion about it.  This problem is \"f(x) = 3x^2 + x -2\", but it is read \"f of x\" and it means like a separate variable, like \"y = 3x^2 + x - 2\".  It means BIG TIME SUBSTITUTION!!  If \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29+=+3x%5E2+%2B+x+-+2 ALIGN=MIDDLE  ALT=\"f%28x%29+=+3x%5E2+%2B+x+-+2\"   DISABLED_style= \"max-width:90%; height:auto;\" >, then f( 5) means to substitute 5 for each of the x's:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%285%29+=+3%2A%285%29%5E2+%2B+%285%29+-+2 ALIGN=MIDDLE  ALT=\"f%285%29+=+3%2A%285%29%5E2+%2B+%285%29+-+2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%285%29+=+3%2A25+%2B+5+-+2 ALIGN=MIDDLE  ALT=\"f%285%29+=+3%2A25+%2B+5+-+2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%285%29+=+75+%2B3+=+78 ALIGN=MIDDLE  ALT=\"f%285%29+=+75+%2B3+=+78\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "For h(-4), use the h(x) formula and subsitute -4 in place of all the x's:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=h%28x%29+=+7x%2B3 ALIGN=MIDDLE  ALT=\"h%28x%29+=+7x%2B3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=h%28-4%29+=+7%28-4%29%2B3 ALIGN=MIDDLE  ALT=\"h%28-4%29+=+7%28-4%29%2B3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=h%28-4%29+=+-28+%2B+3+=+-25 ALIGN=MIDDLE  ALT=\"h%28-4%29+=+-28+%2B+3+=+-25\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "2[f(-1)] means find f(-1), and multiply that number times 2.\r<BR>\n" );
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document.write( "f(3) - h(2) means to find f(3) and find h(2), and subtract these quantities. \r<BR>\n" );
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document.write( "That will get you started!  Since this looks like a homework assignment (all submitted in ONE problem to algebra.com!!), you can finish the work!\r<BR>\n" );
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document.write( "R^2 at SCC\r<BR>\n" );
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document.write( " </SPAN>\n" );
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