Consider the matrices A = 2 1 2 2 2 - 2 3 1 1 and x = x1 x2 x3

(a) Show that the equation Ax = x can be rewritten as (A - I) x = 0 and use this result to solve Ax = x for x.

(b) Solve Ax = 4

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16 February, 02:42

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Twinkie · Answer 1

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Consider the matrices A = 2 1 2 2 2 - 2 3 1 1 and x = x1 x2 x3(a) Show that the equation Ax = x can be rewritten as (A - I) x = 0 and use this result to solve Ax = x for x.(b) Solve Ax = 4