Problem 13 Let u = | 2 | . 112 = | 1 | . Also let u = 13 a) Compute prw(v) where W Spanui, u2] b)...
2 1 3 4 -2 5 7 -2 9 Problem 9 Let uj = u2 = 13 2 Also let v= 0 5 3 10 -6 0 11 1 1 7 a) (4 pts) Compute prw(v) where W = Span{u1, U2, U3} CR5. b) [4 pts) Compute prw(v) where w+ denotes the orthogonal complement of W in R5. c) [3 pts) Compute the distance between v and W.
QUESTION 8 Let V = U ㊥ W where V is a finite-dimensional vector space over a field F, and U and w are subspaces of V. Suppose U1 and U2 are subspaces of U and Wi and W2 are subspaces of W Show that
QUESTION 8 Let V = U ㊥ W where V is a finite-dimensional vector space over a field F, and U and w are subspaces of V. Suppose U1 and U2 are subspaces of U...
Consider the bases B = {U1, U2} and B' = {u', u'z} for R2, where 6 1 u = u2 = U2 = -1 -1 2. 5 Compute the coordinate vector [w]B, where W = [3 7 3 and use Formula (12) [v]s' = P. PB-8 [V]B ) to compute [w]g' [w]B = ? Edit [w] II ? Edit
Prove the following: (a) Let V be a vector space of dimension 3 and let {v,U2,U3} be a basis for V. Show that u2, u2 -2+s and uvi also form a basis for V (b) Show that1-,1-2,1-- 2 is a basis for P2[r], the set of all degree 2 or less polynomial functions. (c) Show that if A is invertible, then det A (Note: Show it for any det A-1 square matrix, showing it for a 2 x 2 matrix...
1
Problem 4. Let V be a vector space and let U and W be two subspaces of V. Let (1) Prove that ifU W andWgU then UUW is not a subspace of V (2) Give an example of V, U and W such that U W andWgU. Explicitly verify the implication of the statement in part1). (3) Proue that UUW is a subspace of V if and only if U-W or W- (4) Give an example that proues the...
4 1|and b-l-2 Let A-13 a) Find the orthogonal projection p of b onto C(A) with its error vector. b) Find the least squares approximation, £, to the solution vector x of Ai- c) The least squares error is defined to be the length of the vector b - AX. Find this vector and its length. d) What is the relationship between A, , and p?
4 1|and b-l-2 Let A-13 a) Find the orthogonal projection p of b onto...
Problem 2 Ul Consider twovectors, v and u , where Vj,Uj are complex U2 numbers a. Find the conditions that ensure normalization for each of these vectors b. Write down explicitly the tensor product v&u as a four-component vector c. Consider a square matrix A acting on v and a square matrix B acting on u, show that (AS>B) (v u)-Au Bu Using Dirac notation for the vectors: v- |v), u-|u) d. Write down the normalization condition for each vector...
1) Consider u = 2 -2), v 1 2 and w=3, where a is real number. -- a) Find the length of w. b) Find the distance between u and v. c) Find a unit vector in the direction of w. d) Find the real number a such that v and w are orthogonal. e) Find the angle 0 between u and v. remote proctor each individualsheet of paper front and
Exercise 4.5.3. Let G-(g g 1 be a group of order 2 and V a CG-module of Let u +202 +2,u2 2v1 - 2 +2vs,u vector space spanned by ui, for i-1,2,3 2v - 202 +vs, and hence U the (i) Prove that U is a CG-submodule of V fori 1,2,3, and that (ii) Let λ C and u-ul + U2 + λν3 V. Find the value(s) of λ for which the subspace U spanned by u is a CG-submodule...
5 3 1 0 Problem 10 Let wi = ,W2 W3 Let W = Span{W1,W2, W3} C R6. 11 9 1 2 a) [6 pts] Use the Gram-Schmit algorithm to find an orthogonal basis for W. You should explicitly show each step of your calculation. 10 -7 11 b) [5 pts) Let v = Compute the projection prw(v) of v onto the subspace W using the 5 orthogonal basis in a). c) (4 pts] Use the computation in b) to...