Linear Algebra, Mathematics, Education, Learning.
combination of v1 and v2 is any vector of the form c1 * [1, 0, 2] + c2 * [0, 3, 0] = [c1, 3c2, 2c1]. The set of all vectors with this form is the column space of A. The null space of a matrix is the set of all vectors that when multiplied by the matrix, yields 0. This every x1, x2 and x3 that make