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The value of ""^(50)C(4)+ Sigma (r=1)^(6...

The value of `""^(50)C_(4)+ Sigma _(r=1)^(6) ""^(50-r)C_(3)` is

A

`""^(55)C_(4)`

B

`""^(55)C_(3)`

C

`""^(56)C_(3)`

D

`""^(56)C_(4)`

Text Solution

Verified by Experts

The correct Answer is:
D
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