document.write( "Question 1020505: A password must contain 4 digits from 0-9 and the digits must not be repeated. How many combinations are possible?\r
\n" ); document.write( "\n" ); document.write( "Is the answer 10X9X7X8= 5040?\r
\n" ); document.write( "\n" ); document.write( "What if its a 4 digit number? Then will we have the answer as: 9X9X8X7?\r
\n" ); document.write( "\n" ); document.write( "Thanks
\n" ); document.write( "Ekta\r
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Algebra.Com's Answer #636389 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
5040 is correct for a 4 digit number without repetition, \"N=10%2A9%2A8%2A7\".
\n" ); document.write( "The second parts doesn't make sense, you already solved for a 4 digit number.
\n" ); document.write( "Please repost.
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