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The value of ""^(15)C(0)^(2)- ""^(15)C(1...

The value of `""^(15)C_(0)^(2)- ""^(15)C_(1)^(2) + ""^(15)C_(2)^(2)- ....- ""^(15)C_(15)^(2)` is
(a)`15`
b. `-15`
c. `0`
d. `51`

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