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If (1+x)^n=C0+C1x+C2x^2+...+Cn x^n , t h...

If `(1+x)^n=C_0+C_1x+C_2x^2+...+C_n x^n` ,
t h e n `C_0-(C_0+C_1)+(C_0+C_1+C_2)-(C_0+C_1+C_2+C_3)+`
`...+(-1)^(n-1)(C_0+C_1+ C_(n-1))`, where `n` a) is even integer b) is a positive value c) a negative value d) divisible by`2^(n-1)` divisible by`2^n`

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