document.write( "Question 1200678: How many three-digit numbers can be formed using the digits 1, 2, 3, 4, 5, 6, 7, 8, 9 without repetition? \n" ); document.write( "
Algebra.Com's Answer #834862 by Alan3354(69443)\"\" \"About 
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How many three-digit numbers can be formed using the digits 1, 2, 3, 4, 5, 6, 7, 8, 9 without repetition?
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\n" ); document.write( "The 1st choice is 1 of 9.
\n" ); document.write( "Then 1 or 8.
\n" ); document.write( "Then 1 of 7.
\n" ); document.write( "9*8*7 = 504
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