2. Use the spectral decomposition (in reverse) to find the matrix A such that (1,-1,1) is an eigenvector with eigenvalue 2, and (2, 3, 1) and (4,-1,5) are eigenvectors with eigenvalue-3. 2. Use...
-21 9 (1 point) Find eigenvalues and eigenvectors for the matrix -54 24 The smaller eigenvalue has an eigenvector The larger eigenvalue has an eigenvector
For the given matrix and eigenvalue, find an eigenvector corresponding to the eigenvalue. -4 A = X = 5 48-11
(1 point) Suppose that the matrix A has repeated eigenvalue with the following eigenvector and generalized eigenvector: X= -4 with eigenvector v = and generalized eigenvector ū= [] (-1) Write the solution to the linear system r' = Ar in the following forms. A. In eigenvalue/eigenvector form: t t [CO] = C1 + C2 + I g(t). e . - 1 B. In fundamental matrix form: [CO] C. As two equations: (write "c1" and "c2" for 1 and 2) X(t)...
In Problems 1 through 23, find an eigenvector corresponding to each eigenvalue of the given matrix. 15. 3 0 -17 23 2 -1 ( 3 2 . 5 -7 17.4 -1 -3 2 0 2010 0 10 01 -10 24. Find unit eigenvectors (i.e., eigenvectors whose magnitudes equal unity) for the matrix in Problem 1. 1. [-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...
3 7. If A is a 3x3 matrix with eigenvector o corresponding to an 1-21 eigenvalue of 5 and 2 corresponding to an eigenvalue of 2, and v= 7 [10] 4 find Av. 6
4. (a) (6 marks) Let A be a square matrix with eigenvector v, and corresponding eigenvalue 1. Let c be a scalar. Show that A-ch has eigenvector v, and corresponding eigenvalue X-c. (b) (8 marks) Let A = (33) i. Find the eigenvalues of A. ii. For one of the eigenvalues you have found, calculate the corresponding eigenvector. iii. Make use of part (a) to determine an eigenvalue and a corresponding eigenvector 2 2 of 5 - 1
d) Let it-| 1 | and v2 = 101 be eigenvectors for a symmetric matrix A. If the eigenvalue of is 2, what is the eigenvalue of matrix that diagonalises the matrix A Find an orthogonal d) Let it-| 1 | and v2 = 101 be eigenvectors for a symmetric matrix A. If the eigenvalue of is 2, what is the eigenvalue of matrix that diagonalises the matrix A Find an orthogonal
(1 point) The matrix. has an eigenvalue 1 of multiplicity 2 with corresponding eigenvector ü. Find 1 and i. i = has an eigenvector ū =
Question 3 (a) Use the defining equation for eigenvalues and eigenvectors to prove that if matrix A has the unique eigenvalue a, then the matrix A-al has 0 as an eigenvalue (b) Show that if matrix B has the eigenvalue then the matri B has 2 as an eigenvalue. (c) Use the defining equation to show that if the matrix C is invertible, then C cannot have zero as an eigenvalue. (Hint: No eigenvector Xcan be the zero vector. So...