If A has Al = 4 and A2 = 5 then det(A - A/) = (A - 4)(A - 5) = A 2 - 9A + 20. Find three
Chapter 6, Problem 18(choose chapter or problem)
If A has Al = 4 and A2 = 5 then det(A - A/) = (A - 4)(A - 5) = A 2 - 9A + 20. Find three matrices that have trace a + d = 9 and determinant 20 and A = 4,5.
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