document.write( "Question 1021307: Carl is choosing a four-character password for his cell phone. The password can contain letters and digits only, and can't include repeating characters. How many passwords are possible? \n" ); document.write( "
Algebra.Com's Answer #637131 by Fombitz(32388)![]() ![]() You can put this solution on YOUR website! There are 26 letters and 10 digits for a total of 36 characters. \n" ); document.write( " |