QUESTION 4 Find a basis for the null space and row space of A 1- 3 A- 5 -4 -3 7-6 3 15 Basis for the null space is 0 and 18 and the row space is [1.0. - 18j and 10.1. - 15): 3 -2 0 o Basis for the null space is and 08 and the row space is [0, 1, -15] and [1.0. - 18] 1 -3 Basis for the null space is and 18 and the row space is [0, 1, -18] 0 15 Basis for the null space is 18 and the row space is [1,0. - 15] and [0.1. - 18]