6.3.4

Verify that fu, ,u2} is an orthogonal set, and then find the orthogonal projection of y onto Span fu, , uz}. 6 5 3 y = 3 , u, = 3 , U, = 5 . . . To verify that fu, ,u2) is an orthogonal set, find u, . u2. (Simplify your answer.)