Ответы на вопрос:
B1 = 1 b2 = 1/2 q = b2/b1 = 1/2 : 1 = 1/2 s₈ = b1 * ( -1)/(q-1) = 1*( -1)(1/2-1) = = (1/256 - 1)/(1/2-1) = 255/128 = 1 127/128 sn = b1 * (qⁿ-1)/(q-1) = 1*((1/2)ⁿ-1)/(1/2-1) = (1/2)ⁿ-1/(-1/2) = (1-2ⁿ)/2ⁿ : (-1/2) = (1-2ⁿ)/2ⁿ * (-2) = - (1-2ⁿ)/ (2ⁿ⁻¹)
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