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If Cr = .^100Cr then the value of the ex...

If `C_r = .^100C_r` then the value of the expression`1 (C_0)^2 - 2 (C_1)^2 + 3 (C_2)^2 - 4 (C_3)^2+......+ 101(C_100)^2` is

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