chrisdemocko5266 chrisdemocko5266 12-01-2023 Mathematics contestada Determine the null space of each of the following matrices: 2X4 matrix (b) 1 2 -3 -1 -2 -4 6 3 3X3 matrix (c) 1 3 -4 2 -1 -1 -1 -3 4