document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=999020>Question 999020</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A rocket is shot vertically into the air.  Its height at any time t, in seconds, can be determined by the equation s = -16t2  + 184t.  When will the it reach its maximum height of 529 ft? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #616776 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=616776\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Set s = 529 and solve for the time t.<BR>\n" );
document.write( "-16t^2 + 184t = 529<BR>\n" );
document.write( "-16t^2 + 184t - 529 = 0<BR>\n" );
document.write( "Using the quadratic formula, I get t = 5.75 seconds. </SPAN>\n" );
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