document.write( "Question 1170759: how many 3-letter words can be made from the letters MATH if \r
\n" );
document.write( "\n" );
document.write( "repetition of letters is allowed? \r
\n" );
document.write( "\n" );
document.write( "repetition of letters is not allowed?
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #795643 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! how many 3-letter words can be made from the letters MATH if \r \n" ); document.write( "\n" ); document.write( "repetition of letters is allowed? \n" ); document.write( "--- \n" ); document.write( "Assuming you mean a combination of letters, not words. \n" ); document.write( "eg, MHT is not a word. \n" ); document.write( "----------- \n" ); document.write( "Each selection is 1 of 4. \n" ); document.write( "---> 4*4*4 \n" ); document.write( "========================== \n" ); document.write( "repetition of letters is not allowed? \n" ); document.write( "1 of 4, then 1 of 3, then 1 of 2.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |