document.write( "Question 1032255: Solve the equation. \r
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Algebra.Com's Answer #646899 by ikleyn(52812)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( " 4cos^2(x)-3=0
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document.write( "\"4cos%5E2%28x%29+-+3\" = \"0\"  --->\r\n" );
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document.write( "\"cos%5E2%28x%29\" = \"3%2F4\"  --->\r\n" );
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document.write( "\"cos%28x%29\" = +/- \"sqrt%283%29%2F2\",\r\n" );
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document.write( "x = \"pi%2F6\", \"5pi%2F6\", \"7pi%2F6\", \"11pi%2F6\" in the interval [\"0\", \"2pi\").\r\n" );
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