document.write( "Question 671341: the letters abcd are to be arranged in groups of 3. how many groups can be made of repetition is allowed \n" ); document.write( "

Algebra.Com's Answer #417388 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( " letters abcd are to be arranged in groups of 3
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document.write( "how many groups can be made of repetition is allowed:   \n" );
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