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in Binomial theorem by (52.7k points)

If  S(n) = 1 + 1/2 + 1/3 + .... + 1/n, (n ∈ N), then S(1) + S(2) + ....+ S(n -1) is equal to

(A)  nS(n) - n

(B) nS(n) - 1

(C)  (n - 1)S(n - 1) - n

(D)  nS(n - 1) - n + 1

1 Answer

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by (46.6k points)
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Best answer

Correct option  (A), (D)

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