SOLUTION: There are 10 lamps in a hall each one of them can be switched on independently. Find the number of ways in which the hall can be illuminated.

SOLUTION: There are 10 lamps in a hall each one of them can be switched on independently. Find the number of ways in which the hall can be illuminated.

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Question 853292: There are 10 lamps in a hall each one of them can be switched on independently. Find the number of ways in which the hall can be illuminated.
Answer by Kingsley(15) (Show Source): You can put this solution on YOUR website!
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