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The value of the expression 2^(k)((n),...

The value of the expression
`2^(k)((n),(0))((n),(k))-2^(k-1)((n),(1))((n-1),(k-1))+2^(k-2)((n),(2))((n-2),(k-2))….+(-1)^(k)((n),(k))((n-k),(0))` i

A

`((n),(k))`

B

`((n+1)/(k))`

C

`((n+1),(k+1))`

D

`((n-1),(k-1))`

Text Solution

Verified by Experts

The correct Answer is:
A
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