document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1190571>Question 1190571</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Given that \r<BR>\n" );
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document.write( "f(x) = (2x-5)/(x+2), g(y)= y^2-3 and p(r)= 10/|r|-1\r<BR>\n" );
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document.write( "Find in exact form (a)f(0) (b)p(-4) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #849249 by </B><A HREF=/tutors/aboutme.mpl?userid=CPhill><B>CPhill(1959)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=CPhill><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=CPhill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=849249\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> **(a) f(0)**\r<BR>\n" );
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document.write( "Substitute x = 0 into the function f(x):\r<BR>\n" );
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document.write( "f(0) = (2 * 0 - 5) / (0 + 2)<BR>\n" );
document.write( "f(0) = -5 / 2<BR>\n" );
document.write( "f(0) = -2.5  or -5/2 (exact form)\r<BR>\n" );
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document.write( "**(b) p(-4)**\r<BR>\n" );
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document.write( "Substitute r = -4 into the function p(r):\r<BR>\n" );
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document.write( "p(-4) = 10 / |-4| - 1<BR>\n" );
document.write( "p(-4) = 10 / 4 - 1<BR>\n" );
document.write( "p(-4) = 2.5 - 1<BR>\n" );
document.write( "p(-4) = 1.5 or 3/2 (exact form)<BR>\n" );
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