document.write( "Question 1083500: An access code for a car security system consists of 4 digits. Each digit can be 1,2,3 or 4. How many access codes are possible if each digit can be used only once. (No repeats) \n" ); document.write( "
Algebra.Com's Answer #697486 by ikleyn(52781)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "4! = 4*3*2*1 = 24.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |