document.write( "Question 202066: Need help:
\n" ); document.write( "In how many ways can 4 letters be chosen from the set {a, b, c, d, e, f} if order is important and no repeats are allowed?
\n" ); document.write( " A) 15
\n" ); document.write( " B) 1296
\n" ); document.write( " C) 360
\n" ); document.write( " D) 24
\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #152368 by user_dude2008(1862)\"\" \"About 
You can put this solution on YOUR website!
6 P 4 = 6!/(6-4)! = 6!/2! = 720/2 = 360\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Ans: C) 360
\n" ); document.write( "
\n" );