Solved: Proof Prove that if A2 = A, thenI 2A = (I 2A)1.
Chapter 2, Problem 66(choose chapter or problem)
Prove that if \(A^{2} = A\), then
\(I − 2A = (I − 2A)^{−1}\).
Text Transcription:
A^2 = A
I - 2A = (I - 2A)^-1
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