Question

Let ?= 2 -4 -2 -4 and let TA:?2×2→?2×2 be the linear transformation defined by ??(?)=...

Let

?=

2 -4
-2 -4



and let TA:?2×2→?2×2 be the linear transformation defined by ??(?)= [?,?]
find linearly independent matrices that span the range of ?A.

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