Let T be the linear operator on R? defined by
T(x, y) = (-y,×)
What is the matrix of T in the standard ordered basis for RZ?
What is the matrix of T in the ordered basis B = (a1, «2}, where a = (1,2) and
02 = (1, -1)?
Prove that for every real number c the operator (T
- cl) is invertible
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