document.write( "Question 822225: Using the identity
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document.write( "tan theta = Sin theta/Cos theta\r
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document.write( "Solve 2 sin theta + cos theta = 0 \n" );
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Algebra.Com's Answer #494814 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Using the identity \n" ); document.write( "tan theta = Sin theta/Cos theta \n" ); document.write( "Solve 2 sin theta + cos theta = 0 \n" ); document.write( "*** \n" ); document.write( "for interval [0,180˚] \n" ); document.write( "2sinx+cosx=0 \n" ); document.write( "2sinx=-cosx \n" ); document.write( "2=-cosx/sinx=1/tanx \n" ); document.write( "tanx=-1/2 \n" ); document.write( "x≈153.43˚ \n" ); document.write( " \n" ); document.write( " |