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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

1 Answer

4 votes

Answer:

94

Explanation:

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