document.write( "Question 1206253: Find all solutions in the interval [0,2pi)
\n" ); document.write( "4cos(theta)=1+2cos(theta)
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Algebra.Com's Answer #843548 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\"4cos%28theta%29=1%2B2cos%28theta%29\"\r
\n" ); document.write( "\n" ); document.write( "\"4cos%28theta%29-2cos%28theta%29+=1\"\r
\n" ); document.write( "\n" ); document.write( "\"2cos%28theta%29+=1\"\r
\n" ); document.write( "\n" ); document.write( "\"cos%28theta%29+=1%2F2\"\r
\n" ); document.write( "\n" ); document.write( "\"theta+=cos%5E-1%281%2F2%29\"\r
\n" ); document.write( "\n" ); document.write( "\"theta+=pi%2F3\"\r
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\n" ); document.write( "\n" ); document.write( "solutions in the interval [\"0\",\"2pi\")\r
\n" ); document.write( "\n" ); document.write( "\"theta+=pi%2F3\"\r
\n" ); document.write( "\n" ); document.write( "\"theta=+5pi%2F3\"\r
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