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# If $C_0,C_1,C_2,$................... are the binomial coefficient in the expansion of $(1+x)^n$, then $C_0+\large\frac{C_1}{2}$$x+\large\frac{C_2}{3}$$x^2+........+ \large\frac{C_n}{n+1}$$x^n$= ...................

Can you answer this question?