Friday, 14 October 2016

Civil gate questions

Qns 2 Eigen values of the following matrix are:
    -1     4
     4    -1
(a) 3 and -5
(b)-3 and 5
(c) - 3 and -5′
(d)3 and 5

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2 comments:

  1. Unknown14 October 2016 at 08:32

    Answer: (b) 3 and 5
    Explanation: [ A - λI] = 0
    ( -1 - λ) ( -1 - λ) - (4) (4) = 0 λ2 + 2λ - 15 = 0 λ = 3 , 5.

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  2. Unknown14 October 2016 at 08:32

    Answer: (b) 3 and 5
    Explanation: [ A - λI] = 0
    ( -1 - λ) ( -1 - λ) - (4) (4) = 0 λ2 + 2λ - 15 = 0 λ = 3 , 5.

    ReplyDelete

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