問題詳情

5.Let E = {V1,V2,V3} be a basis for a three-dimensional subspace S of an inner product space V.Define

. Suppose E is an orthogonal set with

.Let

Let p be the orthogonal projection of x onto y, andsuppose p = ay, where a is a scalar. Which of the following statements are true?
(A) (x,y) = 7
(B) (x,y) =8
(C) a = 7/33
(D) a = 8/14
(E) lIxll = 62

參考答案

答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增