document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=633726>Question 633726</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The magnitude and directions of u and v are given. Find vector w's polar coordinates.<BR>\n" );
document.write( " u: magnitde 23, bearing 215°<BR>\n" );
document.write( " v: magnitude 14.5, bearing 105°  <BR>\n" );
document.write( " w: u + v \r<BR>\n" );
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document.write( "A:(22.7, 77°)\r<BR>\n" );
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document.write( "B:(77, 22.7°)\r<BR>\n" );
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document.write( "C:(22.6, 177.9°)\r<BR>\n" );
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document.write( "D:(177.9, 22.6°)<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #399086 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=399086\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The magnitude and directions of u and v are given. Find vector w's polar coordinates.<BR>\n" );
document.write( "u: magnitude 23, bearing 215°<BR>\n" );
document.write( "v: magnitude 14.5, bearing 105° <BR>\n" );
document.write( "w: u + v<BR>\n" );
document.write( "---<BR>\n" );
document.write( "x ccordinate of u+v: 23cos(215)+14.5cos(105) = -22.59<BR>\n" );
document.write( "y coordinate of u+v: 23sin(s15)+14.5sin(105) = 0.8136<BR>\n" );
document.write( "---<BR>\n" );
document.write( "magnitude of u+v: sqrt[(-22.59)^2+(0.8136)^2] = 22.60<BR>\n" );
document.write( "direction of u+v: tan^-1(0.8136/(-22.59)) = -2.06 = 180-2.06 = 177.9 degrees<BR>\n" );
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document.write( "Ans: C<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "============================ <BR>\n" );
document.write( "A:(22.7, 77°) <BR>\n" );
document.write( "B:(77, 22.7°) <BR>\n" );
document.write( "C:(22.6, 177.9°) <BR>\n" );
document.write( "D:(177.9, 22.6°)\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );