Mathematics · Matrices

If A is a square matrix such that A2 = A, then (I + A)2 - 3A is equal to:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1I✓
2A
32A
43I

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If A is a square matrix such that A2 = A, then (I + A)2 - 3A is equal to:

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If A is a square matrix such that A2 = A, then (I + A)2 - 3A is equal to:

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