document.write( "Question 726817: How many three-letter \"words\" can be made from the 9 letters FGHIJKLMN if repetition of letters:
\n" ); document.write( "(a) Is allowed?
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\n" ); document.write( "(b) Is not allowed?
\n" ); document.write( "Your answer is : 504
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Algebra.Com's Answer #444805 by checkley79(3341)\"\" \"About 
You can put this solution on YOUR website!
9^3=729 ans. with repeats.
\n" ); document.write( "9*8*7=504 ans. no repeats.
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