Question: Can you please explain In Exercises 9-16, a vector u in R and an orthonormal basis S for a subspace W of R are given.

Can you please explain

In Exercises 9-16, a vector u in R" and an orthonormal basis S for a subspace W of R" are given. (a) Use the method in Example 3 to obtain the unique vectors w in W and z in W- such that u = w + z. (b) Find the orthogonal projection of u on W. (c) Find the distance from u to W. 12. U= and4 13. 1 = and 0 S = 3 14. 1= and S = 4

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