document.write( "Question 669166: find tan theta in 2sin theta
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document.write( "theta is less than or equal to 0 and less than or equal to 360 degrees \n" );
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Algebra.Com's Answer #416163 by Theo(13342)![]() ![]() You can put this solution on YOUR website! i'll use x instead of theta cause it's easier to type. \n" ); document.write( "your equation is tan(x) = 2*sin(x) \n" ); document.write( "at least i think it is. \n" ); document.write( "since tan(x) = sin(x) / cos(x), this equation becomes: \n" ); document.write( "sin(x) / cos(x) = 2 * sin(x) \n" ); document.write( "divide both sides by sin(x) and you get: \n" ); document.write( "1 / cos(x) = 2 \n" ); document.write( "solve for cos(x) and you get: \n" ); document.write( "cos(x) = 1/2 \n" ); document.write( "solve for x and you get x = 60 degrees. \n" ); document.write( "that should be your solution. \n" ); document.write( "when x = 60 degrees ..... \n" ); document.write( "tan(x) = 1.732050808 \n" ); document.write( "2 * sin(x) = 1.732050808 \n" ); document.write( "looks like 60 degrees is your answer. \n" ); document.write( " \n" ); document.write( " |