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prove-that-for-x-lt-1-1-1-x-n-0-1-n-C-2n-n-4-k-x-2k-




Question Number 40895 by abdo.msup.com last updated on 28/Jul/18
prove that for ∣x∣<1  (1/( (√(1+x)))) =Σ_(n=0) ^∞   (((−1)^n  C_(2n) ^n )/4^k ) x^(2k)
provethatforx∣<111+x=n=0(1)nC2nn4kx2k

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