document.write( "Question 933819: Cos(beta)= √3/2 , find the missing angle
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Algebra.Com's Answer #567103 by Alan3354(69443)\"\" \"About 
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Cos(beta)= √3/2 , find the missing angle
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\n" ); document.write( "beta = 30 + n*360 degs, n = ±0,1,2,3...
\n" ); document.write( "beta = 150 + n*360 degs, n = ±0,1,2,3...
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