If A=[1 2 3] then show that 3-2 1 4 2 1 A^3-23A-40 i=0​

Question

If A=[1 2 3] then show that
3-2 1
4 2 1
A^3-23A-40 i=0​

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Arianna 4 weeks 2021-08-16T04:50:12+00:00 1 Answer 0 views 0

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    0
    2021-08-16T04:52:06+00:00

    Answer:

    I can’t understand your question

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