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AP EAMCET201725 Apr 2017Evening ShiftMathematicsBinomial TheoremActual

If (1+x+x^2 )^n=a₀+a₁ x+a₂ x^2+ +a_ 2 n x^ 2 n , then a₀+a₂+a₄+ +a_ 2 n =

Options

  1. A3^n
  2. B3^n+1
  3. C3^n-1 2
  4. D3^n+1 2

Correct answer

D. 3^n+1 2

Step-by-step solution

No solution. Refer to answer key.

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