N Let y = 8 1 U₁ = W|N and UUT W|N -13 5 = 4₂ 2|3 113 I 23 a. Let U = [u₁ u₂]. Compute UTU and UUT. u2 UTU= and W = Span {u₁,u₂}. Complete parts (a) and (b). (Simplify your answers.)

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