document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1008055>Question 1008055</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A car is traveling due east. Its velocity (in miles per hour) at time t hours is given by\r<BR>\n" );
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document.write( "v(t)=&#8722;2.5t2+10t+50.\r<BR>\n" );
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document.write( "How far did the car travel during the first seven hours of the trip? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #623884 by </B><A HREF=/tutors/aboutme.mpl?userid=fractalier><B>fractalier(6550)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=fractalier><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=fractalier><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=623884\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> We can integrate this from t = 0 to t = 7 and get<BR>\n" );
document.write( "Integral(v(t)) = (-2.5/3)(t^3) + 5t^2 + 50t<BR>\n" );
document.write( "and now plug 7 in for t and get<BR>\n" );
document.write( "309.2 miles </SPAN>\n" );
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