document.write( "Question 863454: Determine all solutions of the given equation. Express in radians.
\n" ); document.write( "2(cosx)^2-sinx-1=0\r
\n" ); document.write( "\n" ); document.write( "Im having trouble getting the equation to the same trig function throughout and factoring. Please help!
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Algebra.Com's Answer #520426 by Alan3354(69443)\"\" \"About 
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Determine all solutions of the given equation. Express in radians.
\n" ); document.write( "2(cosx)^2-sinx-1=0
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\n" ); document.write( "Sub \"1+-+sin%5E2%28x%29+for+cos%5E2%28x%29\"
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