document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=23272>Question 23272</A>: <I><SPAN STYLE=\"word-break: break-all;\"> SUPPOSE YOU THROW A BASEBALL STRAIGHT UP AT A VELOCITY OF 64 FEET PER SECOND. A FUNCTION<BR>\n" );
document.write( "CAN BE CREATED BY EXPRESSING DISTANCE ABOVE GROUND, S, AS A FUNCTION OF TIME, T. THIS FUNCTION IS: S=-16T^2+^V0^T+^S0\r<BR>\n" );
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document.write( "16 REPRESENTS 1/2G, THE GRAVITATIONAL PULL DUE TO GRAVITY (MEASURED IN FEET PER SECOND^2).<BR>\n" );
document.write( "^V0 IS THE INITIAL VELOCITY (HOW HARD DO YOU THROW THE OBJECT, MEASURED IN FEET PER SECOND). <BR>\n" );
document.write( "^S0 IS THE INITIAL DISTANCE ABOVE GROUND (IN FEET). IF YOU ARE STANDING ON THE GROUND, THEN ^S0=0.<BR>\n" );
document.write( "WHAT IS THE FUNCTION THAT DESCIBES THIS PROBLEM?<BR>\n" );
document.write( "THE BALL WILL BE HOW HIGH ABOVE GROUND AFTER 1 SECOND?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #12021 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=12021\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> s(t) = -16t^2+64t+0<BR>\n" );
document.write( "\"t\" is number of seconds after you have thrown the ball.<BR>\n" );
document.write( "So, let t=1 and solve for s(1)<BR>\n" );
document.write( "s(1) = -16+64=  48 ft above the ground.\r<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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