document.write( "Question 944480: Solve for all 0 degrees less than or equal to x less than 360 degrees.
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document.write( "3tan x- sqrt( 3 )=0\r
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document.write( "2sin x cos x=2sin x\r
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document.write( "cos^2 x-sin^2 x + 3cos x - 1=0 \n" );
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Algebra.Com's Answer #576024 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Solve for all 0 degrees less than or equal to x less than 360 degrees. \n" ); document.write( "3tan x- sqrt( 3 )=0 \n" ); document.write( "tanx=√3/3 \n" ); document.write( "x=30˚, 150˚ \n" ); document.write( ".. \n" ); document.write( "2sin x cos x=2sin x \n" ); document.write( "cosx=1 \n" ); document.write( "x=0 \n" ); document.write( ".. \n" ); document.write( "cos^2 x-sin^2 x + 3cos x - 1=0 \n" ); document.write( "cos^2x-(1-cos^2x)+3cosx-1=0 \n" ); document.write( "cos^2x-1+cos^2x+3cosx-1=0 \n" ); document.write( "2cos^2x+3cosx-2=0 \n" ); document.write( "(2cosx-1)(cosx+2)=0 \n" ); document.write( "2cosx-1=0 \n" ); document.write( "cosx=1/2 \n" ); document.write( "x=60˚, 300˚ \n" ); document.write( ".. \n" ); document.write( "cosx+2=0 \n" ); document.write( "cosx=-2 \n" ); document.write( "no solution (-1 ≤ cosx ≤ 1) \n" ); document.write( " |