observe that the second column is the sum of the first and third columns. Find a nontrivial solution of Axequals0 without performing row ope

Question

observe that the second column is the sum of the first and third columns. Find a nontrivial solution of Axequals0 without performing row operations.​ [Hint: Write Upper A Bold x equals Bold 0 as a vector​ equation.]xequalsnothing

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Mackenzie 3 weeks 2021-11-16T04:05:33+00:00 1 Answer 0 views 0

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    2021-11-16T04:07:06+00:00

    Answer:

    Think of A = [ a1 a2 a3 ].

    The text points out that a1 + a3 = a2.

    Rewrite this as a1 -a2 + a3 = 0.

    As a matrix equation, Ax = 0 for x = (1, -1, 1).

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45:7+7-4:2-5:5*4+35:2 =? ( )