document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=721304>Question 721304</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me solve this. Let f(x)=3x^2-4 and g(x)=x^2-3x-4. Find each of the following. A) (f+g)(2k)      B)(f/g)(-1) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #442311 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=442311\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Please help me solve this. Let f(x)=3x^2-4 and g(x)=x^2-3x-4. Find each of the following. <BR>\n" );
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document.write( "A) (f+g)(2k) = f(2k) + g(2k) = [3(2k)^2-4] + [(2k)^2-3(2k)-4]<BR>\n" );
document.write( "---<BR>\n" );
document.write( "= 12k^2 - 4 + 4k^2 - 6k -4<BR>\n" );
document.write( "----<BR>\n" );
document.write( "= 16k^2 -6k - 8<BR>\n" );
document.write( "========================\r<BR>\n" );
document.write( "<BR>\n" );
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document.write( "B)(f/g)(-1) = f(-1)/g(-1) = [3(-1)^2-4]/[(-1)^2 -3(-1)-4]<BR>\n" );
document.write( "-------<BR>\n" );
document.write( "= [3-4]/[1+4-4<BR>\n" );
document.write( "-------<BR>\n" );
document.write( "= -1/1<BR>\n" );
document.write( "----<BR>\n" );
document.write( "= -1<BR>\n" );
document.write( "---------------------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "---------<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );