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Computer Alpha's password must be exactly 10 characters long; a character can be a letter (not case sensitive), number (0 through 9), or one of

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Computer Alpha's password must be exactly 10 characters long; a character can be a letter (not case sensitive), number (0 through 9), or one of 13 special characters. a) How many possible passwords can there be? b) Ifthere must be at least one special character and at least two numbers, how many possible passwords can there be? C) Howmanydifferentpasswordscanbemadebyrearr angingthecharacters\"AA!!!56555\"? d) Computer Omega's password requirement must be exactly four 4-letter \"words\" (any four letters make a \"word\"; there are no spaces between the words) typed in a row. How many possible passwords can there be? e) Which computer is easier to hack (i.e., guess a correct password at random)

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