MCQMediumJEE Main 2025 · 24 January, Shift 2Binomial Expansion

Mathematics Question from JEE Main 2025 · 24 January, Shift 2

Suppose A and B are the coefficients of the 30th and 12th terms respectively in the binomial expansion of (1+x)2n1(1 + x)^{2n - 1}. If 2A=5B2A = 5B, then nn is equal to:

  • A

    2020

  • B

    2222

  • C

    2121

  • D

    1919

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