document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=829476>Question 829476</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Use an inverse function to write theta as a function of x. I am also given this image:<BR>\n" );
document.write( "http://prntscr.com/2jb03k\r<BR>\n" );
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document.write( "My potential answers are theta=<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+arccos%283pi%2Fx%29+ ALIGN=MIDDLE  ALT=\"+arccos%283pi%2Fx%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+arccos%28sqrt%28x%5E2%2B9%29%2F3%29+ ALIGN=MIDDLE  ALT=\"+arccos%28sqrt%28x%5E2%2B9%29%2F3%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+arccos%283%2Fx%29+ ALIGN=MIDDLE  ALT=\"+arccos%283%2Fx%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+arccos%28x%2F3%29+ ALIGN=MIDDLE  ALT=\"+arccos%28x%2F3%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+arccos%28%283%29%2F%28sqrt%28x%5E2%2B9%29%29%29+ ALIGN=MIDDLE  ALT=\"+arccos%28%283%29%2F%28sqrt%28x%5E2%2B9%29%29%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "I'm a bit lost on this one. I don't believe it's the 3rd or the 4th answer, but can't narrow it down any further. Please include the steps you used to get your answer as well, so I can see what you did and better understand the problem. 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 #499900 by </B><A HREF=/tutors/aboutme.mpl?userid=oscargut><B>oscargut(2103)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=oscargut><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=oscargut><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=499900\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x =  3cos(theta)\r<BR>\n" );
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document.write( "cos(theta)= x/3\r<BR>\n" );
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document.write( "theta =  arccos(x/3)\r<BR>\n" );
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document.write( "So the answer is the 4th one\r<BR>\n" );
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document.write( "If you need more help you can contact me at \r<BR>\n" );
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document.write( "mthman@gmail.com\r<BR>\n" );
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document.write( "Thanks </SPAN>\n" );
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