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The value of ""^(50)C4+sum(r=1)^6""^(56-...

The value of `""^(50)C_4+sum_(r=1)^6""^(56-r)C_3` is

A

`""^(55)C_3`

B

`""^(55)C_4`

C

`""^(56)C_4`

D

`""^(56)C_3`

Text Solution

Verified by Experts

The correct Answer is:
C
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