document.write( "Question 740629: i need all 4 digit permutations out of A,B,C and D without constraints \n" ); document.write( "
Algebra.Com's Answer #451665 by richwmiller(17219)\"\" \"About 
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There are none. ABCD are not digits but letters.
\n" ); document.write( "There are 24 possibilities of ABCD
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