Q193 / 270 · NDA 2014 (Phase 2) · Mathematics

Consider the expansion $\left(x^2+\frac{1}{x}\right)^{15}$. Consider the following statements: 1. There are 15 terms in the given expansion. 2. The coefficient of $x^{12}$ is equal to that of $x^3$. Which of the above statements is/are correct?

  • A
    1 only
  • Correct answer
    B
    2 only
  • C
    Both 1 and 2
  • D
    Neither 1 nor 2

Solution

The correct answer is option(B)

Hence, the correct answer is option: 'B'.

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