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If A is a square matrix such that A^k = 0, then (I + A + A^2 + ...+ A^k-1) equal to

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If A is a square matrix such that Ak = 0, then (I + A + A2 + ...+ Ak-1) equal to

(a)  (I - A)

(b)  (I + A)

(c)  (I + A)-1

(D)  (I + A)-1

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1 Answer

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Best answer

Correct option  (c) (I – A)–1

Explanation:

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