This 27-minute video lesson shows that any member of Rn can be …
This 27-minute video lesson shows that any member of Rn can be represented as a unique sum of a vector in subspace V and a vector in the orthogonal complement of V.
This 15-minute video lesson gives an example involving the preimage of a …
This 15-minute video lesson gives an example involving the preimage of a set under a transformation. It also gives a definition of kernel of a transformation.
Sal solves a linear system with 3 variables by representing it with …
Sal solves a linear system with 3 variables by representing it with an augmented matrix and bringing the matrix to reduced row-echelon form. Gaussian Elimination is the method, reduced row echelon is just the final result.
Addition of three Vectors, and displays resultant Vectors. Can drag the endPoints …
Addition of three Vectors, and displays resultant Vectors. Can drag the endPoints of the three different Vectors, but the resultant always starts at the origin.
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