Consider the following matrix A, and its reduced row-echelon form, B:
A =
| 1 | 3 | -1 | 2 | 13 |
| 4 | 2 | -4 | 4 | 2 |
| 2 | 5 | -2 | 1 | 21 |
| 1 | 6 | -15 | 28 |
B = ( row reduced)
| 1 | 0 | -1 | 0 | -2 |
| 0 | 1 | 0 | 0 | 5 |
| 0 | 0 | 0 | 1 | 0 |
| 0 | 0 | 0 | 0 | 0 |
(a) Write a basis for Nul(A) (b) Write a basis for Col(A)

Consider the following matrix A, and its reduced row-echelon form, B: A = 1 3 -1...
Question 3 [10 points] Consider the following matrix A and its reduced row-echelon form: A = [-3 3 6 12 0 151 | 1 -1 -2 -4 0 -5 -6 3 9 15 12 18 rret(A) |-1 -1 0 -2 8 -3 [1 0 -1 -1 -4 -1] 01 1 3 -4 4 0 0 0 0 0 0 0 0 0 0 0 0 Find the dimensions of row(A), null(A), and col(A), and give a basis for each of...
1. Consider the following matrix and its reduced row echelon form [1 0 3 3 5 187 [1 0 3 3 0 37 1 1 5 4 1 10 0 1 2 1 0 - A=1 4 1 0 3 3 -1 0 rref(A) = 10 0 0 0 1 3 2 0 6 6 -1 3 | 0 0 0 0 0 0 (a) Find a basis of row(A), the row space of A. (b) What is the dimension...
Consider the matrix A and the reduced row echelon form of A. 1 -2 -5 [1 -2 9 0 4 0 1 3 0 A= 0 3 5 0 -3 3 -3 3 0 0 0 1 Find a basis for Nul A.
1 1. The matrix A and it reduced echelon form B are given below. 1 -2 9 5 4 1 0 3 0 0 -1 6 5 -3 0 1 -3 0 -7 A= ~B= -2 0 -6 1 -2 0 0 1 -2 4 9 1 -9 0 0 0 0 0 (a) Find p, q, r s.t Nul A, Col A, Row A is a subspace of RP, R9, R”, respectively o 1 Answer. p = a =...
Consider the matrix A and the reduced row echelon form of A. A 1 -2 -2 0 39 -3 3 -3 1 0 4 0 0 1 3 0 0 0 0 1 Find a basis for Col A.
4 1 1. The matrix A and it reduced echelon form B are given below. 1-2 95 4 10 3 0 0 1 -1 6 5 3 0 1 -3 0 -7 -2 0 -6 1 -2 0 0 0 1 -2 9 1-9 0 0 0 0 0 (a) Find p, q, r s t Nul A, Col A, Row A is a subspace of RP, R9, R', respectively Answer. p = 9= (b) Find a basis for Nul...
4 1 1. The matrix A and it reduced echelon form B are given below. 1-2 95 4 10 3 0 0 1 -1 6 5 3 0 1 -3 0 -7 -2 0 -6 1 -2 0 0 0 1 -2 91-9 0 0 0 0 0 (a) Find p, q, rs. Nul A, Col A, Row A is a subspace of R", R9, R', respectively Answer. p = 9=- (b) Find a basis for Nul A (c) Find...
1. The matrix A and it reduced echelon form B are given below. 1-2 95 4 [1 0 3 0 0 1 -1 6 5 -3 A= 0 1 -3 0 -7 -B= -2 0 -6 1 -2 0 0 0 1 -2 4 9 -9 0 0 0 0 0 (a) Find p, q, rs. Nul A, Col A, Row A is a subspace of R”, R9, R", respectively Answer.p = 9. r = (b) Find a basis for...
Below is a matrix A and its reduced row echelon form B: Question 15 Tries remaining: 1 Marked out of 1.00 P Flag question 1 - -2 2 -1 -2 5 A = 4 -3 -6 11 3 -2 -4 7 2 1 2 -4 1 3 -2 ſi 0 2 0 1 0 0 0 0 0 0 0 0 1 0 1 0 -1 0 A basis for Col A is Select one: 14 a 79 -2 -4...
4. Consider the matrix 0- 3 1 -2 1 4 (a) Use Matlab to determine the reduced row echelon form of A (b) If v, V2, vs, v4 are the column vectors of the matrix A, use your result from (a) to obtain a basis for the subspace of W-linsv1, V2, V3, V4. Write the basis in the box below
4. Consider the matrix 0- 3 1 -2 1 4 (a) Use Matlab to determine the reduced row echelon form...