SOLUTION: ther are 10 bulbs in a hall.each one of them can be switched on independently.in how many ways the hall can be illuminated?please tell

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Question 842125: ther are 10 bulbs in a hall.each one of them can be switched on independently.in how many ways the hall can be illuminated?please tell
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 
Hi,
10C0 + 10C1 + 10C2 + 10C3 + 10C4 + 10C5 + 10C6 + 10C7 + 10C8 + 10C9 + 10C10 ways