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IAT IISER2017MathematicsBinomial Theorem

The coefficient of x^9 in (x^2- 1 3 x )^9 is

Options

  1. A-3
  2. B- 56 9
  3. C- 28 9
  4. D28 9

Correct answer

C. - 28 9

Step-by-step solution

No solution available.

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