document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=824344>Question 824344</A>: <I><SPAN STYLE=\"word-break: break-all;\"> For the given functions f and g, find the requested function and state its domain.\r<BR>\n" );
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document.write( "f(x) = 3x + 5; g(x) = 7x + 8<BR>\n" );
document.write( "Find f &#8729; g.\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #496336 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=496336\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> For the given functions f and g, find the requested function and state its domain.<BR>\n" );
document.write( "f(x) = 3x + 5; g(x) = 7x + 8<BR>\n" );
document.write( "Find f · g. \r<BR>\n" );
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document.write( "f * g = f(x)*g(x)\r<BR>\n" );
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document.write( "f * g = (3x+5)*(7x+8)\r<BR>\n" );
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document.write( "f * g = 3x(7x+8)+5(7x+8)\r<BR>\n" );
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document.write( "f * g = 21x^2+24x+35x+40\r<BR>\n" );
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document.write( "f * g = 21x^2+59x+40\r<BR>\n" );
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document.write( "Domain of f * g is the set of all real numbers.<BR>\n" );
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