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(.^(n)C0+.^(n+1)C1+.^(n+2)C2+....+.^(n+m...

`(.^(n)C_0+.^(n+1)C_1+.^(n+2)C_2+....+.^(n+m)C_m)/(.^(m)C_0+(.^(m)C_1)+(.^(m+1)C_2)+...+(.^(m+n)C_(n+1))` (A) `1` (B) `2` (C) `3` (D) `4`

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^(n)C_(m)+^(n-1)C_(m)+^(n-2)C_(m)+............+^(m)C_(m)

The A.M. of the series .^(n)C_(0), .^(n)C_(1), .^(n)C_(2),….,.^(n)C_(n) is

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