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Grade: 12th pass 
        
find out summation of (n-i)ci where i>=1....in terms of n ?
3 months ago

Answers : (1)

Arun
18654 Points 
							
Dear student
 
(n-1)C1 + (n-2)C2 +......
 
ai don't think that it will form any sequence.
 
Please check and repost the question. You xan aksoattachan image. I will be happy to help you.
3 months ago
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