Roni R.

asked • 12/16/20

Please, help-me with this Linear Algebra question

If T:R4→R4 is an linear transformation and pT(t) a characteristic polynomial of T, which of these options T is diagonalizable

a) pT(t) = t^4 - 1

b) pT(t) = t^3(t + 2)

c) pT(t) = t^2(t^2 - 1)

d) pT(t) = t^2(t^2 - 2t + 1)

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