document.write( "Question 869925: I have 7 CDs I want to select 4 to play in my car CD player. In how many ways can I select 4 of 7 CDs? \n" ); document.write( "
Algebra.Com's Answer #524558 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! I have 7 CDs I want to select 4 to play in my car CD player. In how many ways can I select 4 of 7 CDs? \n" ); document.write( "---------- \n" ); document.write( "You can choose 4 to play or 3 to not play:: \n" ); document.write( "Ans: 7C4 = 7C3 = (7*6*5)/(1*2*3) = 35 ways \n" ); document.write( "--------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "---------------------- \n" ); document.write( " \n" ); document.write( " |