document.write( "Question 943756: how many integers greater 999 but not greater than 4000 exclusive, can be formed with the digits 0,1,2,3,4, if repetitions of digits is allowed? \n" ); document.write( "
Algebra.Com's Answer #805960 by CubeyThePenguin(3113)\"\" \"About 
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first digit: 3 choices (1, 2, 3)
\n" ); document.write( "second digit: 5 choices (0, 1, 2, 3, 4)
\n" ); document.write( "third digit: 5 choices (0, 1, 2, 3, 4)
\n" ); document.write( "fourth digit: 5 choices (0, 1, 2, 3, 4)\r
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\n" ); document.write( "\n" ); document.write( "total: 3 * 5^3 = 375 numbers
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