document.write( "Question 280036: abelardo wants to create several different 7-charcater screen names. he wants to use arrangements of the first 3 letters of his first name (abe), followed by arrangements of 4 digints in 1984, the year of his birth. how many different screen names can he create in this way? \n" ); document.write( "

Algebra.Com's Answer #203586 by checkley77(12844) $\"\"$ $\"About$

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With repeats:
\n" ); document.write( "7^7=823,543 ans.
\n" ); document.write( "Without repeats:
\n" ); document.write( "7*6*5*4*3*2*1=5,040 ans. \n" ); document.write( "

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