Curated OER
Linear Systems: Orthogonality of Subspaces
In this subspace activity, students decompose a vector into two orthogonal pieces, one for the nullspace and another for the row space of a matrix. This two-page activity contains explanations, examples, and three problems.
Curated OER
Dimensions of Subspaces
In this math worksheet, learners practice to find the dimensions of subspaces. They also find the solutions to the systems of equations using the matrices.