Direct Sum of Subspaces and its Examples

This lecture explains the direct sum of the subspaces and its illustrative examples.
Other videos @DrHarishGarg

[educationfreely]

One of the best teacher. Thank you so much

[MyVlogJ]

Please provide solution for the last question

[av]

Thank you so much! It is a very useful video!

[fillettemanishimwe]

thanks but help me to solve this question
Let U= {( x, y, z): x+y-z=0, 2x-3y+z=0} and V={(x, y, z):x+y-z=0, x-2y-z=0 } be subspaces of R^3. Find their sum