Verify that {u₁,u₂} is an orthogonal set, and then find the orthogonal projection of y onto Span {₁,₂}. 5 HHHO 1 - 2 y = 1 -2 4 -1 1 - 2 To verify that {u₁,u₂} is an orthogonal set, find u₁ • U₂∙ u₁ U₂ = (Simplify your answer.) •

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A: and We have to find the value of .

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