Question: Let A and B be n ( n matrices such that Ax = x and Bx = (x. Show that (a) (A + B)x =

Let A and B be n ( n matrices such that Ax = λx and Bx = (x. Show that
(a) (A + B)x = (λ + ()x?
(b) (AB)x = (λ()x?

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