Please circle the final answer! Transform to echelon form the matrix 1-20 16 -81 A= 10...
If a matrix is in reduced form, say so. If not, explain why and indicate a row operation that completes the next step of Gauss-Jordar elimination. 1 0 6 4 0 1-65 0-3 40 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The matrix is in reduced form. B. The matrix is not in reduced form. The next step is to add row 1 to row 2. OC. The matrix...
In Matlab explain how MMAIDAB gou that ansWer! 8. Perform row operations: The three elementary row operations can be performed in MATLAB using the following commands Type 1: ACEi, j] , Đ#A ( [j, i] , Đ interchanges row i and row j Type 11: A(i, :)#0#A(i, :) multiplies row i bya Type III: A(i,:)-A(i, :)+ a*A(j,:) multiplies row j by a and adds it to row i Enter the following matrix: 12 -9 34 Perform row operations in MATLAB...
Please highlight answers and answer all questions in each question The reduced row echelon form of a system of linear equations is given. Write the system of equations corresponding to the given matrix. Use x and y as variables. Determine whether the system is consistent or inconsistent. If it is consistent, give the solution 10 -5 0 1 8 What equation does the first row represent? x= -5 (Type an equation.) What equation does the second row represent? y =...
Question 3 please answer clearly. A matrix A and its reduced row echelon form are given as follows: [ 2 1 3 41 | 1 2 0 2 A= 3 21 12 | 3 -1 7 9 18 7 9 -4 and rref(A) = [ 1 0 201 0 1 -1 0 0 0 0 1 0 0 0 0 | 0 0 0 0 Use this information to answer the following questions. (a) Is the column vector u= in...
(1 point) Given that the matrix [ 3 - 94 01 4 0 -6 1 1-3 -6 -36] is the augmented matrix for a linear system, use technology to perform the row operations needed to transform the matrix to reduced echelon form. Then determine if the system is consistent and if it is, find all solutions to the system. Reduced echelon form: Is the system consistent? select Solution: (21, 22, 23)=( Help: To enter a matrix use [[ ],[1] ....
Answer these explanations: ADDING A MULTIPLE OF THE ith ROW TO THE jth row. 5.4 Example 6: Create a 5 by 5 matrix, E by typing: Type: ΕΞ11 2-134:10-1-2-1; 8 3 2 11:10-2-3-2:1112-1]. Find det(E) by typing: Type DE det(E) Note: Adding a multiple of ith row of E to the jth row in MATLAB can be done as follow. Values of i, j and k must be defined (entered) first. In the following line we choose i = 3,J...
5. Let B be the following matrix in reduced row-echelon form: 1 B= 1 -1 0-1 0 0 2 0 0 0 0 0 0 0 0 (a) (3 pts) Let C be a matrix with rref(C) = B. Find a basis of ker(C). (b) (3 pts) Find two matrices A1 and A2 so that rref(A1) = rref(A2) im(A) # im(A2). B, and 1 (c) (5 pts) Find the matrix A with the following properties: rref(A) = B, is an...
(1 point) Consider the matrix -5 7 8-9 20 -30 8-3 -15 -19 9 -4 10-11 5-8 (a) On the matrix above, perform the row operation R1 15 R1 . The new matrix is: (b) Using the matrix obtained in your answer for part (a) as the initial matrix, next perform the row operations () R3 R3 15R1, (iii) R4→R4+10R1. The new matrix is: (c) Using the matrix obtained in your answer for part (b) as the initial matrix, next...
Math 1324/0224 Sull Homework: 6.2 Larger System Score: 0 of 1 pt 6.2.17 9-3 45 Use the indicated row operation to transform 8 6 65 1 6-57 Interchange R, and R2. The transformed matrix is Math 1324/0224 Sull Homework: 6.2 Larger System Score: 0 of 1 pt 6 6.2.19 1 Perform the row operation R, and replace R, on the following matrix. 2 0 0 12 0 3 0 7 0 0 6 7 20 012 0 3 0 7...
please answer 2a(i) only 2. (a) Use Octave as a Calculator to answer this question. Suppose that A and B are two 8 × 9 matrices. The (i, j)-entry of the matrix B is given by i *j - 1. The (i,j)-entry of the matrix A equals 0 if i +j is divisible by and equals the (i,j)-entry of the matrix B otherwise. i. What are the rank and nullity of matrices A and B? ii. Is vector u- [9,...