Let be the set of all values of for which the mean deviation about the mean of consecutive positive integers is . Then is:
- A
- B
- C
- D
MCQMediumJEE Main 2023 · 30 January, Shift 2Sum of Series
Mathematics Question from JEE Main 2023 · 30 January, Shift 2
Answer & step-by-step solution
Sign in to reveal the correct answer, the full step-by-step solution, and the common mistakes for this question.
Practice more Sum of Series questions
Get unlimited AI-adaptive practice, mastery tracking, and an AI tutor that explains every step - free to start.
Related questions
- Let a₁=1 and for n ≥ 1, aₙ₊₁ = 1/2aₙ + (n²-2n-1)/n²(n+1)². Then |Σ_(n=1)^∞ (aₙ - 2/n²)| is equal to:Medium · JEE 2026
- The positive integer n, for which the solutions of the equation x(x+2) + (x+2)(x+4) + … + (x+2n-2)(x+2n) =…Medium · JEE 2026
- Let 729, 81, 9, 1, … be a sequence and Pₙ denote the product of the first n terms of this sequence. If 2…Medium · JEE 2026
- Let S=1/25!+1/(3! 23!)+1/(5! 21!)+… up to 13 terms. If 13S=2^k/n!, k∈ℕ, then n+k is equal toMedium · JEE 2026
- The value of (1/3+4/7) +(1/3²+1/3×4/7+4/7²) +(1/3³+1/3²×4/7+1/3×4/7²+4/7³) +… up to infinite terms isMedium · JEE 2026
- The value of Σ_(k=1)^∞ (-1)^(k+1)(k(k+1)/k!) is:Medium · JEE 2026