Other Maths · JEE Advanced previous year questions

2 questions asked across 2 exam years, newest first

2025 1 question

Q102025 · 18 May 2025 · Paper 2· Numerical answer
Let $a_{0}, a_{1}, \dots, a_{23}$ be real numbers such that $(1 + \frac{2}{5} x)^{23} = i = 0 \sum 23 a_{i} x^{i}$ for every real number $x$ . Let $a_{r}$ be the largest among the numbers $a_{j}$ for $0 \leq j \leq 23$ . Then the value of $r$ is ____.
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Answer: 6