document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=709119>Question 709119</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find the exact value of each expression \r<BR>\n" );
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document.write( "21) cot [inverse sin negative root 2 over 3] </SPAN>\n" );
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document.write( "21) cot [inverse sin negative root 2 over 3]<BR>\n" );
document.write( "Inverse sin(-&#8730;2/3) means you are working with a right triangle where:<BR>\n" );
document.write( "opposite side=-&#8730;2<BR>\n" );
document.write( "hypotenuse=3<BR>\n" );
document.write( "therefore, adjacent side=&#8730;(3^2-(&#8730;2)^2)=&#8730;(9-2)=&#8730;7<BR>\n" );
document.write( "cot=adjacent side/opposite side=-&#8730;(2/7) </SPAN>\n" );
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