document.write( "Question 1062073: Evaluate this expression to degrees.
\n" ); document.write( "arccos(π3/2)
\n" ); document.write( "A.) \"+30+\"
\n" ); document.write( "B.) \"+45+\"
\n" ); document.write( "C.) \"+60+\"
\n" ); document.write( "D.) \"+75+\"
\n" ); document.write( "

Algebra.Com's Answer #676833 by math_helper(2461)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "arccos(x) is only defined if \"+-1%3C=x%3C=1+\"\r
\n" ); document.write( "\n" ); document.write( "\"+3pi%2F2+=+4.712389+\"
\n" ); document.write( "
\n" ); document.write( "
\n" );