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Question 3: (Mark-8-42) [1 2 31 a. For the matrix A = 14 5 6]. Determine...
1. For the matrix 5 -2 3' -1 0-1 0-2-2 -5 7 2 give a minimal spanning set for a. the nullspace of A. b. the row space of A. c. the column space of A. d. Verify that the set of all 2 x 2 upper triangular matrices with real entries form a subspace of the vector space of all 2 × 2 matrices with real entries.
no calculator please 1 (8 pts) Find the dimension and a basis for the following vector spaces. (a) (4 pts) The vector space of all symmetric 2 x 2 matrices (which is a subspace of M22). (b) (4 pts) All vectors of the form (a, b, 2a + 3b) (which is a subspace of R®). 2. (12 pts) Given the matrix in a R R-E form: 1000 3 0110-2 00011 0 0 0 0 0 (a) (6 pts) Find rank(A)...
1 (8 pts) Find the dimension and a basis for the following vector spaces. (a) (4 pts) The vector space of all symmetric 2 x 2 matrices (which is a subspace of M22). (b) (4 pts) All vectors of the form (a, b, 2a +36) (which is a subspace of Re"). 2. (12 pts) Given the matrix in a R R-E form: -21 1 [1 0 0 0 3 0 1 1 0 - 2 0 0 0 1 0...
Please be as detailed as possible. Find a basis for the row space and the rank of the matrix. r-2-8 8 5 З 12-12-4 -2 -8 89 (a) a basis for the row space [1,4,-4,0;0,0,0,1 (b) the rank of the matrix No Response)2 Find a basis for the row space and the rank of the matrix. r-2-8 8 5 З 12-12-4 -2 -8 89 (a) a basis for the row space [1,4,-4,0;0,0,0,1 (b) the rank of the matrix No Response)2
5. Given the following matrix 「4202 A 2 1 0 2 2021 (a) Find a basis for the nuilspace of A. (b) Find a basis for the column space of A. (c) Find a basis for the row space of A. (d) State the rank-nullity theorem for matrices and show that it holds for this matrix.
Step by step for #8 1) Given (1 2 3 1 0 11 1 5 2 1 A= -2 -5 -4 -1 1 ( 3 5 11 4 1 Find the basis and dimension for the row, the column spaces, and the null space NA Also, state the rank, the nullity of A 2) The subspace of W in R spanned by vectors u =(2.-2.1) v =(1,2,2) is a plane passing thru the origin. Express the vector w=(1,0.2) in the...
2. Let [8 Marks] 1 2 -1 1 3 -2 a) Find the null space of the matrix A and determine its dimension b) Find the range of the matrix A and determine rank(A) c) State the rank-nullity theorem and verify that it is valid for the matrix A. 2. Let [8 Marks] 1 2 -1 1 3 -2 a) Find the null space of the matrix A and determine its dimension b) Find the range of the matrix A...
We say that an nxn matrix is skew-symmetric if A^T=-A. Let W be the set of all 2x2 skew-symmetric matrices: W = {A in m2x2(R) l A^T=-A}. (a) Show that W is a subspace of M2x2(R) (b) Find a basis for W and determine dim(W). (c) Suppose T: M2x2(R) is a linear transformation given by T(A)=A^T +A. Is T injective? Is T surjective? Why or why not? You do not need to verify that T is linear. 3. (17 points)...
Consider the matrix 0 4 8 24 0-3-6 3 18 A-0 24 2 -12 0 -2-3 0 7 0 3 5 [51 [51 a) Find a basis for the row space Row(A) of A (b) Find a basis for the column space Col(A) of A (c) Find a basis space d) Find the rank Rank(A) and the nullity of A (e) Determine if the vector v (1,4,-2,5,2) belongs to the null space of A. - As always,[5 is for the...
1 1 Use the fact that matrices A and B are row-equivalent. -2 -5 8 0 -17 3 -51 5 A= -5-9 13 7-67 7-13 5 -3 1 0 1 0 1 0 1 -2 0 B = 3 0 0 0 1-5 0 0 0 0 0 (a) Find the rank and nullity of A. rank nullity (b) Find a basis for the nullspace of A. It (c) Find a basis for the row space of A. lll III...