document.write( "Question 732723: solve over the interval (0-360 degrees):
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document.write( "2sin theta +3=-csc theta
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document.write( "THANKS \n" );
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Algebra.Com's Answer #448006 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! solve over the interval (0-360 degrees): \n" ); document.write( "2sin theta +3=-csc theta \n" ); document.write( "------- \n" ); document.write( "3sin(x)+ csc(x) = -3 \n" ); document.write( "---- \n" ); document.write( "Mutiply thru by sin to get: \n" ); document.write( "3sin^2(x) + 3sin(x) + -1 = 0 \n" ); document.write( "-------------------- \n" ); document.write( "sin(x) = [9+-sqrt(9-4*3*-1)]/6 \n" ); document.write( "---- \n" ); document.write( "sin(x) = [9+-sqrt(21)]/6 \n" ); document.write( "---- \n" ); document.write( "Usable solution: \n" ); document.write( "----- \n" ); document.write( "sin(x) = 0.7362 \n" ); document.write( "--------- \n" ); document.write( "x = 55.84 degrees or x = 180-55.84 = 124.16 Degrees \n" ); document.write( "--------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "========= \n" ); document.write( " \n" ); document.write( " |