document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=400586>Question 400586</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I am having a hard time with this word problem:\r<BR>\n" );
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document.write( "Consider that the, x, of a unicorn in human equivalent yrs can be given by the formula f(x)=0.002718x^4+0.097326x^3-1.3367x^2+12.46x+3.914. When a unicorn is 2.5 yrs old, what is the age in human equivalent yrs? What about when it is 12 yrs old? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #283554 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=283554\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> f(x)=0.002718x^4+0.097326x^3-1.3367x^2+12.46x+3.914.<BR>\n" );
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document.write( "When a unicorn is 2.5 yrs old, what is the age in human equivalent yrs? What about when it is 12 yrs old?<BR>\n" );
document.write( "Sub 2.5 for x<BR>\n" );
document.write( "f(2.5) = 0.002718*2.5^4+0.097326*2.5^3-1.3367*2.5^2+12.46*2.5+3.914<BR>\n" );
document.write( "Now it's just arithmetic.<BR>\n" );
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document.write( "Do the same for f(12)<BR>\n" );
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document.write( "Why do you call that a word problem? </SPAN>\n" );
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