1/(1 ∙ 2 ∙ 3) + 1/(2 ∙ 3 ∙ 4) + …….. + 1/{n(n + 1)(n + 2)} =

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Q. 1/(1 ∙ 2 ∙ 3) + 1/(2 ∙ 3 ∙ 4) + …….. + 1/{n(n + 1)(n + 2)} =

(A) {n(n + 3)}/{4(n + 1)(n + 2)}
(B) (n + 3)/{4(n + 1)(n + 2)}
(C) n/{4(n + 1)(n + 2)}
(D) None of these

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✅ Correct Answer: (A) {n(n + 3)}/{4(n + 1)(n + 2)}

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