document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1009324>Question 1009324</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Given that F(x)= 7x-3/2x+5 is ONE-ONE find the following.<BR>\n" );
document.write( "a) D[f(x)]<BR>\n" );
document.write( "b) f^-1(x)<BR>\n" );
document.write( "c) R[f(x)] </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #802159 by </B><A HREF=/tutors/aboutme.mpl?userid=CubeyThePenguin><B>CubeyThePenguin(3113)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=CubeyThePenguin><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=CubeyThePenguin><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=802159\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> f(x) = (7x-3)/(2x+5)\r<BR>\n" );
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document.write( "domain: everything except x = -5/2\r<BR>\n" );
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document.write( "inverse: y = (7x-3)/(2x+5)\r<BR>\n" );
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document.write( "y(2x+5) = 7x-3\r<BR>\n" );
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document.write( "2xy + 5y = 7x - 3\r<BR>\n" );
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document.write( "2xy - 7x = -5y - 3\r<BR>\n" );
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document.write( "2x(y - 7/2) = -5y - 3\r<BR>\n" );
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document.write( "2x = (-5y-3)/(y - 7/2)\r<BR>\n" );
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document.write( "f^(-1)(x) = (-5x-3)/(2x-7)\r<BR>\n" );
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document.write( "range: everything except 7/2 </SPAN>\n" );
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