document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=888219>Question 888219</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find (f - g)(-5) when f(x) = 5x2 - 7 and g(x) = x + 4 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #537194 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=537194\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find (f - g)(-5) when f(x) = 5x2 - 7 and g(x) = x + 4\r<BR>\n" );
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document.write( "First compute <font color=\"blue\">f(-5)</font>\r<BR>\n" );
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document.write( "f(x) = 5x^2 - 7\r<BR>\n" );
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document.write( "f(-5) = 5(-5)^2 - 7\r<BR>\n" );
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document.write( "f(-5) = 5(25) - 7\r<BR>\n" );
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document.write( "f(-5) = 125 - 7\r<BR>\n" );
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document.write( "<font color=\"blue\">f(-5) = 118</font>\r<BR>\n" );
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document.write( "Then find <font color=\"green\">g(-5)</font>\r<BR>\n" );
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document.write( "g(x) = x + 4\r<BR>\n" );
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document.write( "g(-5) = -5 + 4\r<BR>\n" );
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document.write( "<font color=\"green\">g(-5) = -1</font>\r<BR>\n" );
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document.write( "Use them both to find (f - g)(-5)\r<BR>\n" );
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document.write( "(f - g)(-5) = <font color=\"blue\">f(-5)</font> - <font color=\"green\">g(-5)</font>\r<BR>\n" );
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document.write( "(f - g)(-5) = <font color=\"blue\">118</font> - <font color=\"green\">(-1)</font>\r<BR>\n" );
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document.write( "(f - g)(-5) = 118 + 1\r<BR>\n" );
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document.write( "(f - g)(-5) = <font color=\"red\">119</font> </SPAN>\n" );
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