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The sum of the series C 20()0-C 20()1+C ...

The sum of the series `C 20()_0-C 20()_1+C 20()_2-C 20()_3+...-...+C 20()_(10)` is: (1) `-C 20()_(10)` (2) `1/2C 20()_(10)` (3) 0 (4) `C 20()_(10)`

A

`.^(20)C_(10)`

B

`1/2.^(20)C_(10)`

C

`0`

D

`.^(20)C_(10)`

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The correct Answer is:
A
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