document.write( "Question 956720: how many four digit numbers can be made using only the odd digits if repetition is allowed? Repetition is not allowed? \n" ); document.write( "
Algebra.Com's Answer #584510 by josmiceli(19441)\"\" \"About 
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\"+5%5E4+=+625+\" if repetition is allowed
\n" ); document.write( "\"+5%2A4%2A3%2A2+=+120+\" if repetition is not allowed
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