If A is a square matrix such that A 2 = I, then (A – I) 3 + (A + I) 3 – 7A is equal to Options: A . &nbspA B . &nbspI – A C . &nbspI + A D . &nbsp3A

If A is a square matrix such that A2 = I, then (A – I)3 + (A + I)3

Question - If A is a square matrix such that A2 = I, then (A – I)3 + (A + I)3 – 7A is equal to

Options:

A . A

B . I – A

C . I + A

D . 3A

Answer: Option A

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