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If A is a square matrix such that A^2=A ...

If `A` is a square matrix such that `A^2=A ,t h e n(I+A)^3-7A` is equal to `A` (b) `I-A` (c) `I` (d) `3A`

A

A

B

`I-A`

C

I

D

3A.

Text Solution

Verified by Experts

The correct Answer is:
C
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