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  1. The state variable description of an LTI system is given by

    where y is the output and u is the input. The system is controllable for
    2. A.
    a1 ≠ 0, a2 = 0, a3 ≠ 0
    B.
    a1 = 0, a2 ≠ 0, a3 ≠ 0
    C.
    a1 = 0, a2 ≠ 0, a3 = 0
    D.
    a1 ≠ 0, a2 ≠ 0, a3 = 0

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    Answer : Option D

    Explanation :

    -NA-

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