Suppose that A is a 9 × 12 matrix and that T(x) = Ax. If T is onto, then what is the dimension of the null space of A? Suppose that A is a 9 × 5 matrix and that B is an equivalent matrix in echelon form. If B has one pivot column, what is nullity(A)? Suppose that A is an n × m matrix, with rank(A) = 3, nullity(A) = 4, and col(A) a subspace of R6. What...
2, Let T(x) = Ax for the given matrix A. Determine if T is onto. 2 4 -4 8
Let A be an m x 7 matrix of rank r such that Null(A) is a plane, and Ax = b is always consistent. Then the rank r of A is The nullity of A The dimension of Col(A)) is m = Let T(v) = Av. Is T one-to-one? Is T onto? T: RP → R9, where p = and q = 5 2 5 5 No Yes 7 5 No Yes 3 2 0 1 Cannot be determined. Cannot...
5. Let A be a 5 x 7 matrix with rank 4 (a) What is the dimension of the solution space of Ax = 0? Explain. (b) Does Ax b have a solution for all vectors bin R? Explain
The dimension of the row space of a 3 x 3 matrix A is 2. (a) What is the dimension of the column space of A? (b) What is the rank of A? (c) What is the nullity of A? (d) What is the dimension of the solution space of the homogeneous system Ax 0?
2. [& marks] Consider the line ar transformation T: R – R? T(x,y,z) = (x +y-2, -1-y+z). (a) Show that the matrix [T]s, representing T in the standard bases of Rand R' is of the form [7|6,6= ( +1 -1 1). -1 -1 1 (b) Find a basis of the null space of T and determine the dimension of this space. (c) Find a basis of the range of T and determine the dimension of the range of T. (d)...
Let T: R4 → R3 be the linear transformation represented by T(x) = Ax, where 1 A = 0 -2 1 0 1 2 3 . 0 0 1 0 (a) Find the dimension of the domain. (b) Find the dimension of the range. (C) Find the dimension of the kernel. (d) Is T one-to-one? Explain. O T is one-to-one since the ker(T) = {0}. O T is one-to-one since the ker(T) = {0}. O T is not one-to-one since...
Find a general solution of the system x'(t) = Ax(t) for the given matrix A. x(t) = _______
Write the given system in the matrix form x' = Ax+f. r(t) = 7r(t) + tant e' (t) = r(t) - 90(t) – 5 Express the given system in matrix form.
Find a general solution of the system x' (t) = Ax(t) for the given matrix A.