Binomial TheoremMedium
Question
If (1 + x)n = C0 + C1x + C2x2 +....+ Cnxn , then C0 − 
+ ....+ (−1)n 
is equal to -
+ ....+ (−1)n is equal to -Options
A.1/n
B.1 / (n + 1)
C.2n
D.2n+1
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