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  1. Following information is given:

    1. x(z) has two poles at z = and z = - 1
    2. x(1) = 1, x(- 1) = 1
    3. ROC includes
    Then x(n) is:

    2. A.
    u(n) + (-1)n u(- n - 1)
    B.
    2 u(n) + (-1)n u(- n - 1)
    C.
    2 u(n - 1) + (-1)n - 1 u(- n)
    D.
    None

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    Answer : Option B

    Explanation :

    No answer description available for this question.

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