Question: Let U = span span {(64) (9)} s C M2x2(C). Find U. Use the inner product (A, B) = tr(BHA). (Recall that tr(M) is

Let U = span span {(64) (9)} s C M2x2(C). Find U.

Let U = span span {(64) (9)} s C M2x2(C). Find U. Use the inner product (A, B) = tr(BHA). (Recall that tr(M) is the trace function, i.e., the sum of the diagonal entries of M, and MH denotes the conjugate transpose of M.)

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