document.write( "Question 856000: (sqrt2)*cosx-1>0 \n" ); document.write( "
Algebra.Com's Answer #515694 by lwsshak3(11628)\"\" \"About 
You can put this solution on YOUR website!
(sqrt2)*cosx-1>0
\n" ); document.write( "cosx>1/√2=√2/2
\n" ); document.write( "x<π/4
\n" ); document.write( "
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