Mathematics · Matrices
If A is a square matrix and A2 + I = 2A, then A9 =
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 18A2 - 7I
- 29A + 8I
- 39A - 8I✓
- 48A2 + 7I
Correct answer
9A - 8I
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