7. Consider the following matrix (a) Find the QR decomposition of A using the Gram Schmidt process. (b) Use the QR deco...
Let A1 1 and b = {12, 6, 18)T (a) Use the Gram-Schmidt process to find an orthonormal basis for the column basis for the column space of A; (b) Factor A into a product QR, where Q has an orthonormal set of column vectors and R is upper triangular; (c) Solve the least squares problem Ax = b. Use the results from problem! (c) to find the least square solution of Ax = b
(4.2) Let 4 7 A= 4 7 -2 1 (a) Find the QR decomposition of A. It has to be of the form A QR where Q is a 3 x 3 orthogonal matrix, and R is 3 x 2 upper-triangular. (b) Use part (a) to find the least squares solution to the -6 Ax -4 -2
Use the Gram-Schmidt process to find an or- thonormal basis for the subspace of R4 spanned by Xi = (4, 2, 2, 1)", X2 (2,0, 0, 2)", X3 = (1,1, -1, 1). Let A = (x1 X2 X3) and b = (1, 2, 3,1)7. Factor A into a product QR, where Q has an orthonormal set of column vectors and R is up- per triangular. Solve the least squares problem Ax = b.
linear algebra question 0. Given 1 3-5 1 1 -2 1-3 1 and b If the Gram-Schmidt process is applied to determine an orthonormal basis for R(A), and a QR factoriza- tion of A then, after the first two orthonormal vectors qi and q are computed, we have 2 -2 2 2 2 2 2 (a) Finish the process. Determine q3 and fill in the third columns of Q and R (b) Use the QR factorization to find the least...
Without doing the Gram-Schmidt process again, write a QR decomposition for A' = [2 7 14 2 4 - 7 1 5 4 1 5 4 A= 2 4 2 4 -7 2 7 14
3. 17 pts] (a) Perform the Gram-Schmidt process on the following vectors to find an orthonormal basis: (b) Construct the QR decomposition of the following matrix: L-2I (c) What is the rank of the matrix?
points PooleLinAlg4 5.3.017 1 The columns of Q were obtained by applying the Gram-Schmidt Process to the columns of A. Find the upper triangular matrix R such that A QR 2 10 6 5 A=110 10-3 , Q = Need Help?Read It Talk to a Tutor + -1 points PooleLinAJg4 5.3.018. The columns of Q were obtained by applying the Gram-Schmidt Process to the columns of A. Find the upper triangular matrix R such that A = QR. (Enter sqrt(n)...
4) Consider the inner product space P2(R), with inner product (a) Use the Gram-Schmidt process to construct an orthonormal basis from the basis (b) Using your answer to part (a), give the least squares approximation in P2(R) to the function f(x)on the interval [0, 1. Hint: You may use the following result without proof f Ine* dr = (-1)"(ane-n!), where ao = 1, an- | n. + | , for n-1, 2, ). 4) Consider the inner product space P2(R),...
(4) Consider the inner product space P2(R), with inner product (a) Use the Gram-Schmidt process to construct an orthonormal basis from the basis 11, r, r2) b) Using your answer to part (a), give the least squares approximation in P2(R) to the function f(x) e on the interval [0, Hint: You may use the following result without proof: J İlne dra(-1)"(ane-n!), where ao-1, an-le! + îl , for n-1, 2, or n=1,2 .. ). (4) Consider the inner product space...
4) Consider the inner product space P2(R), with inner product 0 (a) Use the Gram-Schmidt process to construct an orthonormal basis from the basis (b) Using your answer to part (a), give the least squares approximation in P2(R) to the function f(x)on the interval [0, 1 (Hint: You may use the following result without proof: oe d(an!)where a 1, anor n1,2....) ane- n!), where do -I, ln