document.write( "Question 361728: How many subsets of 3 elements does the set (a, b, c, d, e, f) have? \n" ); document.write( "
Algebra.Com's Answer #257926 by robertb(5830)\"\" \"About 
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\"%28matrix%282%2C1%2C6%2C3%29%29+=+20\"subsets \n" ); document.write( "
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