document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1208333>Question 1208333</A>: <I><SPAN STYLE=\"word-break: break-all;\"> For Problems 5-7, use f(x) = x ^ 3 - 3 and g(x) = 2 ^ x <BR>\n" );
document.write( "5. Find (f+g)(x). 6<BR>\n" );
document.write( "6. Evaluate f(4) and g(4). <BR>\n" );
document.write( "7. Evaluate (f + g)(4) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #846694 by </B><A HREF=/tutors/aboutme.mpl?userid=math_tutor2020><B>math_tutor2020(3817)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=math_tutor2020><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=846694\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font color=black size=3><BR>\n" );
document.write( "Problem 5\r<BR>\n" );
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document.write( "(f+g)(x) = f(x) + g(x)<BR>\n" );
document.write( "(f+g)(x) = x^3-3 + 2^x<BR>\n" );
document.write( "(f+g)(x) = 2^x + x^3 - 3<BR>\n" );
document.write( "There's not much to do here in terms of simplification.\r<BR>\n" );
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document.write( "Problem 6\r<BR>\n" );
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document.write( "f(x) = x^3-3<BR>\n" );
document.write( "f(4) = 4^3-3<BR>\n" );
document.write( "f(4) = 64-3<BR>\n" );
document.write( "f(4) = 61\r<BR>\n" );
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document.write( "g(x) = 2^x<BR>\n" );
document.write( "g(4) = 2^4<BR>\n" );
document.write( "g(4) = 16\r<BR>\n" );
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document.write( "Problem 7\r<BR>\n" );
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document.write( "(f+g)(x) = 2^x + x^3 - 3<BR>\n" );
document.write( "(f+g)(4) = 2^4 + 4^3 - 3<BR>\n" );
document.write( "(f+g)(4) = 16 + 64 - 3<BR>\n" );
document.write( "(f+g)(4) = 77\r<BR>\n" );
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document.write( "Another approach.<BR>\n" );
document.write( "(f+g)(x) = f(x) + g(x)<BR>\n" );
document.write( "(f+g)(4) = f(4) + g(4)<BR>\n" );
document.write( "(f+g)(4) = 61 + 16<BR>\n" );
document.write( "(f+g)(4) = 77<BR>\n" );
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