Let A be an n x n matrix with eigenvalue [tex]\lambda[/tex] . Prove that [tex]\lambda[/tex] ^2 is and eigenvalue of A^2 and that if v is an eigenvector for A, then v is also an eigenvector for A^2.(adsbygoogle = window.adsbygoogle || []).push({});

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# Please help me understand how to do this linear algebra proof!

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