document.write( "Question 771206: Find all proper subsets of the set. {b, f, y} \n" ); document.write( "
Algebra.Com's Answer #470029 by tommyt3rd(5050)\"\" \"About 
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{}
\n" ); document.write( "{b}
\n" ); document.write( "{f}
\n" ); document.write( "{y}
\n" ); document.write( "{b,f}
\n" ); document.write( "{b,y}
\n" ); document.write( "{f,y}\r
\n" ); document.write( "\n" ); document.write( "
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