JEE Main 2025 Mathematics question
In the expansion of , n ∈ ℕ, if the ratio of 15th term from the beginning to the 15th term from the end is , then the value of is
Answer: (3)
Solution
Setting up ratio equation gives n=25.
In the expansion of , n ∈ ℕ, if the ratio of 15th term from the beginning to the 15th term from the end is , then the value of is
Setting up ratio equation gives n=25.