Maximum how many nodes can be placed in a binary Tree of N levels?

Maximum how many nodes can be placed in a binary Tree of N levels?

  1. a) 2ᴺ-1
  2. b) 2ᴺ⁻¹
  3. c) 2ᴺ⁻¹-1
  4. d) N²

From the Combined Bank Assistant Programmer (CSE) 2020 – Preliminary (DU) exam, question 32 of 47.

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