(1 point) Find the QR factorization of M = [ -3 -5 il -6 -7 -7 | L-6 -4 2]
2 9 11 and b (1 point) Let A -6 The QR factorization of the matrix A is given by: 2 1 6 17 äv2 3 1 1 0 3 2 3 21 V2 3 áva (a) Applying the QR factorization to solving the least squares problem Ax b gives the system: X = 0 2 3 (b) Use backsubstitution to solve the system in part (a) and find the least squares solution. x=
(1 point) Find the QR factorization of 4 -14 6 -14 12 -21 M = ME
10. Find a QR factorization of A 1 A = 4 4 4 -2 2 0
7. Find the QR factorization of 3 6 -37 A = 14 8 6 0 4 5
Section 5.6 QR Factorization: Problem 6 Previous Problem Problem List Next Problem 2 9 (1 point) Let A = 1 1 and b = 6 The QR factorization of the matrix A is given by: 2 6 1 3 1 1 -ŠV2 V2 *V2 ܝܙܚܐܝ 0 (a) Applying the QR factorization to solving the least squares problem Ax = b gives the system: 3 X= 0 3 (b) Use backsubstitution to solve the system in part (a) and find the...
== 2 1 3 (1 point) Let A 1 and b -3 2 6 The QR factorization of the matrix A is given by: 1 2 = ſ v2 ŠV2 0 V2 3 2 3 (a) Applying the QR factorization to solving the least squares problem Ax b gives the system: 3 wls, wie X = (b) Use backsubstitution to system in part (a) and find the least squares solution. =
2-4-1 (1 point) Find the LU factorization of A 6 14 0 2 10 -5 To solve the system 2 -4-1 6 14 0x 10 2 10 -5 using the LU factorization, you would first solve Ly and then solve Find the solution x-
#15 6.4.25 Question Help - 10 -4 5 8 - 10 3 6 0 2 2 8 5 12 - 6 - 12 30 , is 3 -3 4 o . Find the QR factorization of A An orthogonal basis for A, -6 6 16 16 28 28 16 0 0 8 5 4 2 3 0 -4 2 with the given orthogonal basis. The QR factorization of Ais A = QR, where Q= and R =
2 3 3. Let A = 2 4 and b = 3 . Find QR factorization of A. (1 1