The value of sumsum(0<=i<=j<=n)(^nCi+^nC...

The value of `sumsum_(0<=i<=j<=n)(^nC_i+^nC_j)` is equal to

A

`n*2^(n-1)`

B

`(n+1)*2^(n+1)`

C

`(n+1)*2^(n)`

D

`(n+1)*2^(n-1)`

Text Solution

Verified by Experts

The correct Answer is:

B

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