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NEST2017MathematicsSequences and Series

If for some positive integer n 1 , we have 1+x+x^2+ +x^ n-1 =0 , then _ k=0 ^n (x^k+ 1 x^k ) is

Options

  1. A-2
  2. B-1
  3. C1
  4. D2

Correct answer

D. 2

Step-by-step solution

No solution available.

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