Challenge activities CHALLENGE ACTIVITY 3.3.1: Counting password possibilities. 402216.1927122.qx3zqy7 V Jump to level 1 1 V Each character in a password is either a digit [0-9] or lowercase letter [a-z]. How many 2 valid passwords are there with the given restriction(s)? V Length is 17 or 13, and must start with a digit. 3 V Ex: 26 * 36121 Write a as: a^b 4 5 2 5 Check Next Feedback? How was this section? 1 Q Provide feedback