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sukhman
- Master | Next Rank: 500 Posts
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Sequence S is defined as Sn = X + (1/X), where X = Sn - 1 + 1, for all n > 1.
If S1= 201, then which of the following must be true of Q, the sum of the first 50 terms of S?
(A) 13,000 < Q < 14,000 (B) 12,000 < Q < 13,000 (C) 11,000 < Q < 12,000
(D) 10,000 < Q < 11,000 (E) 9,000 < Q < 10,000
Mine answer is 6250 which is not here among 5 choices
If S1= 201, then which of the following must be true of Q, the sum of the first 50 terms of S?
(A) 13,000 < Q < 14,000 (B) 12,000 < Q < 13,000 (C) 11,000 < Q < 12,000
(D) 10,000 < Q < 11,000 (E) 9,000 < Q < 10,000
Mine answer is 6250 which is not here among 5 choices
