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  3. let a be an n × n matrix which is not 0 but a2 =.

Let A be an n × n matrix which is not 0 but A2 =...

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Advance Math

Let A be an n × n matrix which is not 0 but A2 = 0.Let I be the identity matrix.

a)Show that A is not diagonalizable.

b)Show that A is not invertible.

c)Show that I-A is invertible and find its inverse.

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