document.write( "Question 577810: What's the Exact Value for cos 7π/3 ? Without using a calculator \n" ); document.write( "
Algebra.Com's Answer #370316 by Alan3354(69443)\"\" \"About 
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What's the Exact Value for cos 7π/3 ? Without using a calculator
\n" ); document.write( "--------
\n" ); document.write( "= cos(pi/3)
\n" ); document.write( "= 1/2
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