SOLUTION: In a library ,one copy of each of 40 new books has been added to its reference section .In addition , The contents of the books have been uploaded to the online to the library data
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Question 499087: In a library ,one copy of each of 40 new books has been added to its reference section .In addition , The contents of the books have been uploaded to the online to the library database .There are 4 LAN terminals in the reference section of the library .Therefore,each of the new books can be referred to in the form of its hard copy as well as soft at 4 computers .How many ways can a member choose a new book and its form to refer? Answer by chessace(471) (Show Source):
