document.write( "Question 35892: You have 8 pictures to hang on a wall but you only want to hang 3 of them. How many ways can hang the 3 pictures from the eight? I came up with 56, am I doing this right? \n" ); document.write( "
Algebra.Com's Answer #21972 by longjonsilver(2297)![]() ![]() You can put this solution on YOUR website! 3 positions.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "First position: 8 pictures --> 8 different possibilities \n" ); document.write( "Second position: 7 pictures --> 8*7 different possibilities \n" ); document.write( "third position: 6 pictures --> 8*7*6 different possibilities\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "--> 336 possible combinations\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "jon \n" ); document.write( " \n" ); document.write( " |