Question 3. Consider the Euclidean vector space R with the dot product. A subspace W c R? and x R\" are given by 0 1 -3 -1 -1 = | -3 1 -3 -9 W=span(| 2 |,| 1],]1 51), = =] 0 1 2 0 1 . 2 1 1 (a) Determine the orthogonal projection Ily (x) of x onto W. (b) Determine the distance d(x, W)