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AP EAMCET202523 May 2025Morning ShiftMathematicsBinomial TheoremActual

If the coefficients of x¹⁰ and x¹¹ in the expansion of (1+ x+ x^2 )(1+x)¹¹ are 396 and 144 respectively, then ^2+ ^2=

Options

  1. A10
  2. B13
  3. C25
  4. D20

Correct answer

B. 13

Step-by-step solution

NO SOLUTION

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