Define the linear transformation T:?3??4 by T(x )=Ax . Find a
vector x whose image under T is b
(1 pt) Let 4 5 2 -2 5 -3 2 and b-10 -7 2 1 -4 Define the linear transformation T : R3 ? R4 by T(x-Ax Find a vector x whose image under T is b. x= Is the vectorx unique? choose
1. Find the induced 2-norm, induced oo-norm, and Frobenius norm of the matrix below. A /0 (-3 1)
c and d only
2. Consider the vector space R3 with the standard inner product and the standard norm |x| x, x) Use the formula for projection given in Chapter 5, Section 4.2 of LADW to find the matrix of orthogonal projection P onto the column space of the matrix -) 1 1 A = 2 4 (a) What is the projection matrix P? (b) What is the size of P? (c) Since the dimension of the column space of...
1. If the ax matrix A has eigenvalues ....., what are the eigenvalues of a) 4*, where & is a positive integer. AE? A ' b) ', assuming the inverse matrix exists. c) A' (transpose of ). d) a, where a is a real number. e) Is there any relationship between the eigenvalues of 'A and those of the A matrix? Hint: Use to justify your answer. 2. Compute the spectral norm of 0 0 b) c) c) 1-1 0...
Question 14 [10 points] Given the following matrix A, find an invertible matrix U so that A is equal to UR, when R is the reduced row-echelon form of A: You can resize a matrix (when appropriate) by clicking and dragging the bottom right corner of the matrix. 5 -10 5 50 -15 A = 2 -3 1 17 -5 -1-24 7 -3 4 000 000 00 0
Question 14 [10 points] Given the following matrix A, find an invertible...
(6) Given the augmented matrix 112 -5 -1 10 1 which of the following row operations would give you the resulting matrix 11 0 lo 2 1 0 -5 -2 - 1 1 - 1 - 1 ? (a) -3R2 - R3 - R (b) 3R2 + R3 R3 (C) -3R2 + R3 R3 (d) R3 - 3R2 + R2 (e) none of the above (7) Find a point where the tangent line to the curve (x)-(x-2)(x2-x-11) is horizontal (a)...
Plese help me!!!(Conditioning of Problems and
Stability of Algorithms)
IA is an m x n matrix, and x is an n x 1 vector, then the linear transformation У-Ax maps Rn to Rm, so the linear transformation should have a condition number, condAar (x). Assume that ||l is a subordinate norm. a. Show that we can define condAx (x) = 11All 11제/IAxl for every x 0.
IA is an m x n matrix, and x is an n x 1...
Question 4. The spectral decomposition (or the orthogonal eigenvalue decomposi- tion) of a matrix A whose determinant is zero is given by A = (2) [11* • -*] +/- +] + (-1). tao ta + (e)- vv V2 for some v € Ry, and a real number c ER. (a) (5 points) Find the eigenvalues of A and the value of c. You must justify your answer. (b) (5 points) Find v. (c) (5 points) The matrix A can expressed...
10.10 If A is an 'n x n matrix, and x is an n x 1 vector, then the linear transformation y = Ar maps* n to·m, so the linear transformation should have a condition number, condAx (x). Assume that l a subordinate norm a. Show that we can define condar (x)-[All Irl/IArll for every x 0. b. Find the condition number of the linear transformation atx [ - 2 using the oo-norm ng the oo-norm. T-3 2 1 .12...
3. a) (7 pnts) Find all eigenvalues of the matrix A = 10 LO -3 6 6 3 -2 -1 11-3 b) (7 pnts) Find all eigenvectors of the matrix A = 10 lo 6 - 1 3 -2 6 c) (6 pnts) What can you say about the solution of the following system of differential equations in relation to the matrix A? Please explain briefly. X1 = x1 - 3x2 + 3x3 X2 6x2 - 2xz X3 6X2 -...