document.write( "Question 1116686: How many four-letter \"words\" can be made from 6 letters \"AEBWDP\" if\r
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Algebra.Com's Answer #731593 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "repetition of letters is allowed              = 1296 ways;\r\n" );
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document.write( "                                         6 opportunities in each of 4 positions.\r\n" );
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document.write( "repetition of letters is not allowed      = 360 ways.\r\n" );
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document.write( "                                         6, 5, 4 and 3 opportunities in the 1-st, 2-nd, 3-rd and 4-th position, respectively.\r\n" );
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