document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=546933>Question 546933</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me solve this<BR>\n" );
document.write( "As you ride the Ferris wheel in park,your distance from ground varies sinusoidally with time.You are the last seat filled,and the ride starts immediately.Let it be the number of seconds that have elapsed since you got on.It take you 10 seconds to reach the top,56feet above the ground.the diameter of the wheel is 50 feet. sketch the graph nd write an equation to represent your distance from ground..<BR>\n" );
document.write( "(if graph can not be sketch on email its ok..but if it can so please)<BR>\n" );
document.write( "THANK YOU </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #356158 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=356158\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The amplitude of the sinusoid has to vary from <BR>\n" );
document.write( "6 ft above ground to 56 ft above ground.<BR>\n" );
document.write( "Normally a sinusoid varies from +A to -A<BR>\n" );
document.write( "where A  is the amplitude, which is 25<BR>\n" );
document.write( "So, if I add a constant B, I get<BR>\n" );
document.write( "B + 25 = 56 and<BR>\n" );
document.write( "B - 25 = 6<BR>\n" );
document.write( "2B = 62<BR>\n" );
document.write( "B = 31<BR>\n" );
document.write( "Now I get<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+31+%2B+25%2Acos%28+%28t%2Api%29%2F10+-+pi%2F2%29+ ALIGN=MIDDLE  ALT=\"+31+%2B+25%2Acos%28+%28t%2Api%29%2F10+-+pi%2F2%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "At  t=0<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+31+%2B+25%2Asin%28+%280%2Api%29%2F10+-+pi%2F2%29+ ALIGN=MIDDLE  ALT=\"+31+%2B+25%2Asin%28+%280%2Api%29%2F10+-+pi%2F2%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+31+%2B+25%2Asin%28+%28-pi%2F2%29%29+ ALIGN=MIDDLE  ALT=\"+31+%2B+25%2Asin%28+%28-pi%2F2%29%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+31+-+25+=+6+ ALIGN=MIDDLE  ALT=\"+31+-+25+=+6+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "At t = 10 sec, I have<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+31+%2B+25%2Asin%28+%2810%2Api%29%2F10+-+pi%2F2%29+ ALIGN=MIDDLE  ALT=\"+31+%2B+25%2Asin%28+%2810%2Api%29%2F10+-+pi%2F2%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+31+%2B+25%2Asin%28+%28pi%2F2%29%29+ ALIGN=MIDDLE  ALT=\"+31+%2B+25%2Asin%28+%28pi%2F2%29%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+31+%2B+25+=+56+ ALIGN=MIDDLE  ALT=\"+31+%2B+25+=+56+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "At t = 20<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+31+%2B+25%2Asin%28+%2820%2Api%29%2F10+-+pi%2F2%29+ ALIGN=MIDDLE  ALT=\"+31+%2B+25%2Asin%28+%2820%2Api%29%2F10+-+pi%2F2%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+31+%2B+25%2Asin%28+2%2Api+-+pi%2F2+%29+ ALIGN=MIDDLE  ALT=\"+31+%2B+25%2Asin%28+2%2Api+-+pi%2F2+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+31+%2B+25%2Asin%28+%283%2Api%29%2F2%29+ ALIGN=MIDDLE  ALT=\"+31+%2B+25%2Asin%28+%283%2Api%29%2F2%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+31+-+25+=+6+ ALIGN=MIDDLE  ALT=\"+31+-+25+=+6+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "This seems to work. The equation is<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+31+%2B+25%2Asin%28+t%2Api%2F10+-+pi%2F2+%29+ ALIGN=MIDDLE  ALT=\"+31+%2B+25%2Asin%28+t%2Api%2F10+-+pi%2F2+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The plot is<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+400%2C+400%2C+-5%2C+50%2C+-5%2C+60%2C+31+%2B+25%2Asin%28+%28pi%2F10%29%2Ax+-+pi%2F2+%29+%29+ ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );