document.write( "Question 862687: Prove a permutation of 4 letters does not have 40 distinct elements but a permutation of 5 letters has 50 distinct elements. \n" ); document.write( "

Algebra.Com's Answer #520405 by richard1234(7193) $\"\"$ $\"About$

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A permutation of five letters or objects does not have 50 distinct \"elements.\" I think what you meant to say is that \"the set of permutations of 5 letters has 50 distinct elements\" which is true since 5! = 120 >= 50, while 4! < 40. \n" ); document.write( "

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