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The value of (^21C1-^10C1)+(^21C2-^10C2)...

The value of `(^21C_1-^10C_1)+(^21C_2-^10C_2)+....+(^21C_(10)-^10C_(10))` is

A

`2^21 - 2^10`

B

`2^20 - 2^9`

C

`2^20 - 2^10`

D

`2^21 - 2^11`

Text Solution

Verified by Experts

The correct Answer is:
c
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