If p^ th term of an AP is k, then what is the sum of p^ th term, (p+q)^ th term and (p-q)^ th term of the AP?

NDA 2026 Mathematics question

If term of an AP is , then what is the sum of term, term and term of the AP?

Answer: (B)

Let the common difference be . Then and . Sum .

Question ID VK-030296