document.write( "Question 629010: Let the Universal Set = [1, 2, 3, 4, 5], A = [2, 3, 4], and B = [1, 4, 5]. \r
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Algebra.Com's Answer #395968 by jim_thompson5910(35256)\"\" \"About 
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Start with set A and erase elements that are both sets A and B.\r
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\n" ); document.write( "\n" ); document.write( "So start with {2, 3, 4}\r
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\n" ); document.write( "\n" ); document.write( "Then erase \"4\" since that's in both sets A and B to get \r
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\n" ); document.write( "\n" ); document.write( "A - B = {2, 3}
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